56877 has 4 divisors (see below), whose sum is σ = 75840. Its totient is φ = 37916.

The previous prime is 56873. The next prime is 56891. The reversal of 56877 is 77865.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56877 - 2² = 56873 is a prime.

It is a D-number.

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 56877.

It is not an unprimeable number, because it can be changed into a prime (56873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9477 + ... + 9482.

It is an arithmetic number, because the mean of its divisors is an integer number (18960).

2⁵⁶⁸⁷⁷ is an apocalyptic number.

It is an amenable number.

56877 is a deficient number, since it is larger than the sum of its proper divisors (18963).

56877 is a wasteful number, since it uses less digits than its factorization.

56877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18962.

The product of its digits is 11760, while the sum is 33.

The square root of 56877 is about 238.4889934567. The cubic root of 56877 is about 38.4573091760.

The spelling of 56877 in words is "fifty-six thousand, eight hundred seventy-seven".