56316864 has 56 divisors (see below), whose sum is σ = 150162768. Its totient is φ = 18626560.

The previous prime is 56316859. The next prime is 56316881. The reversal of 56316864 is 46861365.

56316864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25234 + ... + 27374.

It is an arithmetic number, because the mean of its divisors is an integer number (2681478).

Almost surely, 2^56316864 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 56316864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75081384).

56316864 is an abundant number, since it is smaller than the sum of its proper divisors (93845904).

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

56316864 is a wasteful number, since it uses less digits than its factorization.

56316864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2293 (or 2283 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 56316864 is about 7504.4562761069. The cubic root of 56316864 is about 383.3064739005.

The spelling of 56316864 in words is "fifty-six million, three hundred sixteen thousand, eight hundred sixty-four".