56436877 has 16 divisors (see below), whose sum is σ = 67609600. Its totient is φ = 47056464.

The previous prime is 56436857. The next prime is 56436937. The reversal of 56436877 is 77863465.

56436877 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56436877 - 2⁷ = 56436749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56436817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10468 + ... + 14914.

It is an arithmetic number, because the mean of its divisors is an integer number (4225600).

Almost surely, 2^56436877 is an apocalyptic number.

It is an amenable number.

56436877 is a deficient number, since it is larger than the sum of its proper divisors (11172723).

56436877 is an equidigital number, since it uses as much as digits as its factorization.

56436877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4505 (or 4491 counting only the distinct ones).

The product of its digits is 846720, while the sum is 46.

The square root of 56436877 is about 7512.4481362602. The cubic root of 56436877 is about 383.5785600818.

The spelling of 56436877 in words is "fifty-six million, four hundred thirty-six thousand, eight hundred seventy-seven".