56992117 has 16 divisors (see below), whose sum is σ = 71300992. Its totient is φ = 44349120.

The previous prime is 56992097. The next prime is 56992121. The reversal of 56992117 is 71129965.

It is a cyclic number.

It is not a de Polignac number, because 56992117 - 2²³ = 48603509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56992117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56992127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 418 + ... + 10684.

It is an arithmetic number, because the mean of its divisors is an integer number (4456312).

Almost surely, 2^56992117 is an apocalyptic number.

It is an amenable number.

56992117 is a deficient number, since it is larger than the sum of its proper divisors (14308875).

56992117 is a wasteful number, since it uses less digits than its factorization.

56992117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10348.

The product of its digits is 34020, while the sum is 40.

The square root of 56992117 is about 7549.3123527908. The cubic root of 56992117 is about 384.8323709446.

The spelling of 56992117 in words is "fifty-six million, nine hundred ninety-two thousand, one hundred seventeen".