56032664 has 8 divisors (see below), whose sum is σ = 105061260. Its totient is φ = 28016328.

The previous prime is 56032661. The next prime is 56032667. The reversal of 56032664 is 46623065.

It is an interprime number because it is at equal distance from previous prime (56032661) and next prime (56032667).

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 56032664.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56032661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3502034 + ... + 3502049.

Almost surely, 2^56032664 is an apocalyptic number.

It is an amenable number.

56032664 is a deficient number, since it is larger than the sum of its proper divisors (49028596).

56032664 is a wasteful number, since it uses less digits than its factorization.

56032664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7004089 (or 7004085 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 56032664 is about 7485.4969106934. The cubic root of 56032664 is about 382.6606077919.

The spelling of 56032664 in words is "fifty-six million, thirty-two thousand, six hundred sixty-four".