52523664 has 40 divisors (see below), whose sum is σ = 136738272. Its totient is φ = 17372160.

The previous prime is 52523633. The next prime is 52523711. The reversal of 52523664 is 46632525.

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, 2112 + ... + 10464.

Almost surely, 2^52523664 is an apocalyptic number.

It is an amenable number.

52523664 is an abundant number, since it is smaller than the sum of its proper divisors (84214608).

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

52523664 is a wasteful number, since it uses less digits than its factorization.

52523664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8495 (or 8489 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 52523664 is about 7247.3211602633. The cubic root of 52523664 is about 374.4998701725.

The spelling of 52523664 in words is "fifty-two million, five hundred twenty-three thousand, six hundred sixty-four".