56400883 has 24 divisors (see below), whose sum is σ = 75037536. Its totient is φ = 41352960.

The previous prime is 56400863. The next prime is 56400889. The reversal of 56400883 is 38800465.

It is not a de Polignac number, because 56400883 - 2⁹ = 56400371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56400889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12441 + ... + 16357.

It is an arithmetic number, because the mean of its divisors is an integer number (3126564).

Almost surely, 2^56400883 is an apocalyptic number.

56400883 is a deficient number, since it is larger than the sum of its proper divisors (18636653).

56400883 is a wasteful number, since it uses less digits than its factorization.

56400883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3963 (or 3952 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 56400883 is about 7510.0521303117. The cubic root of 56400883 is about 383.4969972006.

The spelling of 56400883 in words is "fifty-six million, four hundred thousand, eight hundred eighty-three".