56396664 has 48 divisors (see below), whose sum is σ = 155633400. Its totient is φ = 18442944.

The previous prime is 56396623. The next prime is 56396671. The reversal of 56396664 is 46669365.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3574 + ... + 11205.

Almost surely, 2^56396664 is an apocalyptic number.

It is an amenable number.

56396664 is an abundant number, since it is smaller than the sum of its proper divisors (99236736).

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

56396664 is a wasteful number, since it uses less digits than its factorization.

56396664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14844 (or 14837 counting only the distinct ones).

The product of its digits is 699840, while the sum is 45.

The square root of 56396664 is about 7509.7712348646. The cubic root of 56396664 is about 383.4874346188.

The spelling of 56396664 in words is "fifty-six million, three hundred ninety-six thousand, six hundred sixty-four".