56256684 has 48 divisors (see below), whose sum is σ = 145358976. Its totient is φ = 16790400.

The previous prime is 56256671. The next prime is 56256709. The reversal of 56256684 is 48665265.

56256684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 5664 + ... + 12024.

It is an arithmetic number, because the mean of its divisors is an integer number (3028312).

Almost surely, 2^56256684 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 56256684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72679488).

56256684 is an abundant number, since it is smaller than the sum of its proper divisors (89102292).

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

56256684 is a wasteful number, since it uses less digits than its factorization.

56256684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6446 (or 6444 counting only the distinct ones).

The product of its digits is 345600, while the sum is 42.

The square root of 56256684 is about 7500.4455867635. The cubic root of 56256684 is about 383.1698919283.

The spelling of 56256684 in words is "fifty-six million, two hundred fifty-six thousand, six hundred eighty-four".