52664256 has 70 divisors (see below), whose sum is σ = 156128720. Its totient is φ = 17553024.

The previous prime is 52664231. The next prime is 52664263. The reversal of 52664256 is 65246625.

52664256 is a `hidden beast` number, since 5 + 2 + 6 + 642 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 52664256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 105 + ... + 10263.

Almost surely, 2^52664256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52664256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78064360).

52664256 is an abundant number, since it is smaller than the sum of its proper divisors (103464464).

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

52664256 is a wasteful number, since it uses less digits than its factorization.

52664256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10183 (or 10164 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 52664256 is about 7257.0142620778. The cubic root of 52664256 is about 374.8337182786.

The spelling of 52664256 in words is "fifty-two million, six hundred sixty-four thousand, two hundred fifty-six".