56385992 has 32 divisors (see below), whose sum is σ = 114199680. Its totient is φ = 25945920.

The previous prime is 56385971. The next prime is 56386007. The reversal of 56385992 is 29958365.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47567 + ... + 48737.

It is an arithmetic number, because the mean of its divisors is an integer number (3568740).

Almost surely, 2^56385992 is an apocalyptic number.

56385992 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

56385992 is an abundant number, since it is smaller than the sum of its proper divisors (57813688).

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

56385992 is a wasteful number, since it uses less digits than its factorization.

56385992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653 (or 1649 counting only the distinct ones).

The product of its digits is 583200, while the sum is 47.

The square root of 56385992 is about 7509.0606602957. The cubic root of 56385992 is about 383.4632438494.

The spelling of 56385992 in words is "fifty-six million, three hundred eighty-five thousand, nine hundred ninety-two".