56398892 has 24 divisors (see below), whose sum is σ = 109440912. Its totient is φ = 25214400.

The previous prime is 56398879. The next prime is 56398913. The reversal of 56398892 is 29889365.

It is a self number, because there is not a number n which added to its sum of digits gives 56398892.

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, 7823 + ... + 13190.

It is an arithmetic number, because the mean of its divisors is an integer number (4560038).

Almost surely, 2^56398892 is an apocalyptic number.

It is an amenable number.

56398892 is a deficient number, since it is larger than the sum of its proper divisors (53042020).

56398892 is a wasteful number, since it uses less digits than its factorization.

56398892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21089 (or 21087 counting only the distinct ones).

The product of its digits is 933120, while the sum is 50.

The square root of 56398892 is about 7509.9195734708. The cubic root of 56398892 is about 383.4924845555.

The spelling of 56398892 in words is "fifty-six million, three hundred ninety-eight thousand, eight hundred ninety-two".