23256829 has 2 divisors, whose sum is σ = 23256830. Its totient is φ = 23256828.

The previous prime is 23256809. The next prime is 23256899. The reversal of 23256829 is 92865232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15405625 + 7851204 = 3925^2 + 2802^2 .

It is a cyclic number.

It is not a de Polignac number, because 23256829 - 2¹⁷ = 23125757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23256809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11628414 + 11628415.

It is an arithmetic number, because the mean of its divisors is an integer number (11628415).

Almost surely, 2^23256829 is an apocalyptic number.

It is an amenable number.

23256829 is a deficient number, since it is larger than the sum of its proper divisors (1).

23256829 is an equidigital number, since it uses as much as digits as its factorization.

23256829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 37.

The square root of 23256829 is about 4822.5334628181. The cubic root of 23256829 is about 285.4413148467.

The spelling of 23256829 in words is "twenty-three million, two hundred fifty-six thousand, eight hundred twenty-nine".