56885976 has 80 divisors (see below), whose sum is σ = 182109840. Its totient is φ = 16251840.

The previous prime is 56885963. The next prime is 56885987. The reversal of 56885976 is 67958865.

56885976 is a `hidden beast` number, since 568 + 8 + 5 + 9 + 76 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1735 + ... + 10806.

It is an arithmetic number, because the mean of its divisors is an integer number (2276373).

Almost surely, 2^56885976 is an apocalyptic number.

56885976 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56885976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91054920).

56885976 is an abundant number, since it is smaller than the sum of its proper divisors (125223864).

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

56885976 is a wasteful number, since it uses less digits than its factorization.

56885976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12566 (or 12553 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 54.

The square root of 56885976 is about 7542.2792311078. The cubic root of 56885976 is about 384.5933210646.

It can be divided in two parts, 5688 and 5976, that added together give a square (11664 = 108²).

The spelling of 56885976 in words is "fifty-six million, eight hundred eighty-five thousand, nine hundred seventy-six".