56997 has 8 divisors (see below), whose sum is σ = 84480. Its totient is φ = 37980.

The previous prime is 56993. The next prime is 56999. The reversal of 56997 is 79965.

56997 is a `hidden beast` number, since 569 + 97 = 666.

It is not a de Polignac number, because 56997 - 2² = 56993 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 56997.

It is not an unprimeable number, because it can be changed into a prime (56993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1029 + ... + 1082.

It is an arithmetic number, because the mean of its divisors is an integer number (10560).

2⁵⁶⁹⁹⁷ is an apocalyptic number.

It is an amenable number.

56997 is a deficient number, since it is larger than the sum of its proper divisors (27483).

56997 is a wasteful number, since it uses less digits than its factorization.

56997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2120 (or 2114 counting only the distinct ones).

The product of its digits is 17010, while the sum is 36.

The square root of 56997 is about 238.7404448350. The cubic root of 56997 is about 38.4843361253.

It can be divided in two parts, 5699 and 7, that multiplied together give a palindrome (39893).

The spelling of 56997 in words is "fifty-six thousand, nine hundred ninety-seven".