52564188 has 24 divisors (see below), whose sum is σ = 124662160. Its totient is φ = 17233920.

The previous prime is 52564121. The next prime is 52564199. The reversal of 52564188 is 88146525.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35173 + ... + 36636.

Almost surely, 2^52564188 is an apocalyptic number.

It is an amenable number.

52564188 is an abundant number, since it is smaller than the sum of its proper divisors (72097972).

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

52564188 is a wasteful number, since it uses less digits than its factorization.

52564188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71877 (or 71875 counting only the distinct ones).

The product of its digits is 76800, while the sum is 39.

The square root of 52564188 is about 7250.1164128585. The cubic root of 52564188 is about 374.5961590338.

The spelling of 52564188 in words is "fifty-two million, five hundred sixty-four thousand, one hundred eighty-eight".