23500564 has 12 divisors (see below), whose sum is σ = 42001344. Its totient is φ = 11500184.

The previous prime is 23500541. The next prime is 23500577. The reversal of 23500564 is 46500532.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62314 + ... + 62689.

It is an arithmetic number, because the mean of its divisors is an integer number (3500112).

Almost surely, 2^23500564 is an apocalyptic number.

It is an amenable number.

23500564 is a deficient number, since it is larger than the sum of its proper divisors (18500780).

23500564 is a wasteful number, since it uses less digits than its factorization.

23500564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125054 (or 125052 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 23500564 is about 4847.7380292256. The cubic root of 23500564 is about 286.4350072425.

The spelling of 23500564 in words is "twenty-three million, five hundred thousand, five hundred sixty-four".