56691596 has 48 divisors (see below), whose sum is σ = 112783104. Its totient is φ = 24737856.

The previous prime is 56691589. The next prime is 56691637. The reversal of 56691596 is 69519665.

It is a self number, because there is not a number n which added to its sum of digits gives 56691596.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127751 + ... + 128193.

It is an arithmetic number, because the mean of its divisors is an integer number (2349648).

Almost surely, 2^56691596 is an apocalyptic number.

It is an amenable number.

56691596 is a deficient number, since it is larger than the sum of its proper divisors (56091508).

56691596 is a wasteful number, since it uses less digits than its factorization.

56691596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590 (or 588 counting only the distinct ones).

The product of its digits is 437400, while the sum is 47.

The square root of 56691596 is about 7529.3821791698. The cubic root of 56691596 is about 384.1547679812.

The spelling of 56691596 in words is "fifty-six million, six hundred ninety-one thousand, five hundred ninety-six".