56228976 has 30 divisors (see below), whose sum is σ = 157363440. Its totient is φ = 18742944.

The previous prime is 56228957. The next prime is 56228981. The reversal of 56228976 is 67982265.

56228976 is a `hidden beast` number, since 562 + 2 + 89 + 7 + 6 = 666.

It is a super-3 number, since 3×56228976³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 195096 + ... + 195383.

It is an arithmetic number, because the mean of its divisors is an integer number (5245448).

Almost surely, 2^56228976 is an apocalyptic number.

It is an amenable number.

56228976 is an abundant number, since it is smaller than the sum of its proper divisors (101134464).

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

56228976 is a wasteful number, since it uses less digits than its factorization.

56228976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390493 (or 390484 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 56228976 is about 7498.5982690100. The cubic root of 56228976 is about 383.1069742794.

The spelling of 56228976 in words is "fifty-six million, two hundred twenty-eight thousand, nine hundred seventy-six".