56969739 has 12 divisors (see below), whose sum is σ = 82396600. Its totient is φ = 37930464.

The previous prime is 56969707. The next prime is 56969743. The reversal of 56969739 is 93796965.

56969739 is a `hidden beast` number, since 569 + 6 + 9 + 73 + 9 = 666.

It is not a de Polignac number, because 56969739 - 2⁵ = 56969707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56969779) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4047 + ... + 11415.

Almost surely, 2^56969739 is an apocalyptic number.

56969739 is a deficient number, since it is larger than the sum of its proper divisors (25426861).

56969739 is a wasteful number, since it uses less digits than its factorization.

56969739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8234 (or 8231 counting only the distinct ones).

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

The square root of 56969739 is about 7547.8300855279. The cubic root of 56969739 is about 384.7819961054.

The spelling of 56969739 in words is "fifty-six million, nine hundred sixty-nine thousand, seven hundred thirty-nine".