23497664 has 28 divisors (see below), whose sum is σ = 47893224. Its totient is φ = 11430144.

The previous prime is 23497657. The next prime is 23497673. The reversal of 23497664 is 46679432.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2594 + ... + 7329.

Almost surely, 2^23497664 is an apocalyptic number.

It is an amenable number.

23497664 is an abundant number, since it is smaller than the sum of its proper divisors (24395560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23497664 is an equidigital number, since it uses as much as digits as its factorization.

23497664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9972 (or 9962 counting only the distinct ones).

The product of its digits is 217728, while the sum is 41.

The square root of 23497664 is about 4847.4389114253. The cubic root of 23497664 is about 286.4232246077.

The spelling of 23497664 in words is "twenty-three million, four hundred ninety-seven thousand, six hundred sixty-four".