56379980 has 12 divisors (see below), whose sum is σ = 118398000. Its totient is φ = 22551984.

The previous prime is 56379941. The next prime is 56379997. The reversal of 56379980 is 8997365.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1409480 + ... + 1409519.

It is an arithmetic number, because the mean of its divisors is an integer number (9866500).

Almost surely, 2^56379980 is an apocalyptic number.

It is an amenable number.

56379980 is an abundant number, since it is smaller than the sum of its proper divisors (62018020).

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

56379980 is a wasteful number, since it uses less digits than its factorization.

56379980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2819008 (or 2819006 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 56379980 is about 7508.6603332419. The cubic root of 56379980 is about 383.4496147968.

The spelling of 56379980 in words is "fifty-six million, three hundred seventy-nine thousand, nine hundred eighty".