56699793 has 6 divisors (see below), whose sum is σ = 81899714. Its totient is φ = 37799856.

The previous prime is 56699791. The next prime is 56699803. The reversal of 56699793 is 39799665.

56699793 is a `hidden beast` number, since 566 + 9 + 9 + 79 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 42614784 + 14085009 = 6528^2 + 3753^2 .

It is not a de Polignac number, because 56699793 - 2¹ = 56699791 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56699791) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3149980 + ... + 3149997.

Almost surely, 2^56699793 is an apocalyptic number.

It is an amenable number.

56699793 is a deficient number, since it is larger than the sum of its proper divisors (25199921).

56699793 is a wasteful number, since it uses less digits than its factorization.

56699793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6299983 (or 6299980 counting only the distinct ones).

The product of its digits is 2755620, while the sum is 54.

The square root of 56699793 is about 7529.9264936651. The cubic root of 56699793 is about 384.1732819827.

The spelling of 56699793 in words is "fifty-six million, six hundred ninety-nine thousand, seven hundred ninety-three".