56328684 has 48 divisors (see below), whose sum is σ = 139708800. Its totient is φ = 17602816.

The previous prime is 56328677. The next prime is 56328703. The reversal of 56328684 is 48682365.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85147 + ... + 85805.

It is an arithmetic number, because the mean of its divisors is an integer number (2910600).

Almost surely, 2^56328684 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 56328684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69854400).

56328684 is an abundant number, since it is smaller than the sum of its proper divisors (83380116).

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

56328684 is a wasteful number, since it uses less digits than its factorization.

56328684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102 (or 1100 counting only the distinct ones).

The product of its digits is 276480, while the sum is 42.

The square root of 56328684 is about 7505.2437668606. The cubic root of 56328684 is about 383.3332886368. Note that the first 3 decimals are identical.

The spelling of 56328684 in words is "fifty-six million, three hundred twenty-eight thousand, six hundred eighty-four".