56140556 has 6 divisors (see below), whose sum is σ = 98245980. Its totient is φ = 28070276.

The previous prime is 56140543. The next prime is 56140561. The reversal of 56140556 is 65504165.

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 as a sum of consecutive naturals, namely, 7017566 + ... + 7017573.

It is an arithmetic number, because the mean of its divisors is an integer number (16374330).

Almost surely, 2^56140556 is an apocalyptic number.

It is an amenable number.

56140556 is a deficient number, since it is larger than the sum of its proper divisors (42105424).

56140556 is a wasteful number, since it uses less digits than its factorization.

56140556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14035143 (or 14035141 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 56140556 is about 7492.7001808427. The cubic root of 56140556 is about 382.9060571700.

The spelling of 56140556 in words is "fifty-six million, one hundred forty thousand, five hundred fifty-six".