56328960 has 72 divisors (see below), whose sum is σ = 179912880. Its totient is φ = 15020032.

The previous prime is 56328941. The next prime is 56328989. The reversal of 56328960 is 6982365.

It is an unprimeable number.

It is a nontrivial repunit in base 383.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3495 + ... + 11174.

It is an arithmetic number, because the mean of its divisors is an integer number (2498790).

Almost surely, 2^56328960 is an apocalyptic number.

It is an amenable number.

56328960 is an abundant number, since it is smaller than the sum of its proper divisors (123583920).

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

56328960 is a wasteful number, since it uses less digits than its factorization.

56328960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14693 (or 14679 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 56328960 is about 7505.2621539824. The cubic root of 56328960 is about 383.3339147229. Note that the first 3 decimals are identical.

The spelling of 56328960 in words is "fifty-six million, three hundred twenty-eight thousand, nine hundred sixty".