23564313 has 12 divisors (see below), whose sum is σ = 35829040. Its totient is φ = 14882616.

The previous prime is 23564311. The next prime is 23564341. The reversal of 23564313 is 31346532.

It is a happy number.

23564313 is a `hidden beast` number, since 2 + 3 + 5 + 643 + 13 = 666.

It is not a de Polignac number, because 23564313 - 2¹ = 23564311 is a prime.

It is a super-3 number, since 3×23564313³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23564311) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 68731 + ... + 69072.

Almost surely, 2^23564313 is an apocalyptic number.

It is an amenable number.

23564313 is a deficient number, since it is larger than the sum of its proper divisors (12264727).

23564313 is a wasteful number, since it uses less digits than its factorization.

23564313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137828 (or 137825 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 23564313 is about 4854.3087046458. The cubic root of 23564313 is about 286.6937735019.

The spelling of 23564313 in words is "twenty-three million, five hundred sixty-four thousand, three hundred thirteen".