56686797 has 12 divisors (see below), whose sum is σ = 84913920. Its totient is φ = 37791036.

The previous prime is 56686783. The next prime is 56686813. The reversal of 56686797 is 79768665.

It is a happy number.

56686797 is a `hidden beast` number, since 566 + 8 + 6 + 79 + 7 = 666.

It is not a de Polignac number, because 56686797 - 2⁸ = 56686541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56686727) 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, 116397 + ... + 116882.

It is an arithmetic number, because the mean of its divisors is an integer number (7076160).

Almost surely, 2^56686797 is an apocalyptic number.

It is an amenable number.

56686797 is a deficient number, since it is larger than the sum of its proper divisors (28227123).

56686797 is an equidigital number, since it uses as much as digits as its factorization.

56686797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233294 (or 233282 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 54.

The square root of 56686797 is about 7529.0634875793. The cubic root of 56686797 is about 384.1439279809.

The spelling of 56686797 in words is "fifty-six million, six hundred eighty-six thousand, seven hundred ninety-seven".