52564023 has 24 divisors (see below), whose sum is σ = 77500800. Its totient is φ = 34324224.

The previous prime is 52563997. The next prime is 52564027. The reversal of 52564023 is 32046525.

52564023 is a `hidden beast` number, since 5 + 256 + 402 + 3 = 666.

It is not a de Polignac number, because 52564023 - 2⁸ = 52563767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52564027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 109498 + ... + 109976.

It is an arithmetic number, because the mean of its divisors is an integer number (3229200).

Almost surely, 2^52564023 is an apocalyptic number.

52564023 is a deficient number, since it is larger than the sum of its proper divisors (24936777).

52564023 is a wasteful number, since it uses less digits than its factorization.

52564023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711 (or 708 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 52564023 is about 7250.1050337219. The cubic root of 52564023 is about 374.5957670786.

The spelling of 52564023 in words is "fifty-two million, five hundred sixty-four thousand, twenty-three".