210233 has 2 divisors, whose sum is σ = 210234. Its totient is φ = 210232.

The previous prime is 210229. The next prime is 210241. The reversal of 210233 is 332012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 204304 + 5929 = 452^2 + 77^2 .

It is a cyclic number.

It is not a de Polignac number, because 210233 - 2^{2} = 210229 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a plaindrome in base 14.

It is an inconsummate number, since it does not exist a number *n* which divided by its sum of digits gives 210233.

It is not a weakly prime, because it can be changed into another prime (210263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105116 + 105117.

It is an arithmetic number, because the mean of its divisors is an integer number (105117).

2^{210233} is an apocalyptic number.

It is an amenable number.

210233 is a deficient number, since it is larger than the sum of its proper divisors (1).

210233 is an equidigital number, since it uses as much as digits as its factorization.

210233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 210233 is about 458.5117228600. The cubic root of 210233 is about 59.4611944788.

Adding to 210233 its reverse (332012), we get a palindrome (542245).

The spelling of 210233 in words is "two hundred ten thousand, two hundred thirty-three".

• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.218 sec. • engine limits •