56565146 has 16 divisors (see below), whose sum is σ = 92702880. Its totient is φ = 25672080.

The previous prime is 56565133. The next prime is 56565169. The reversal of 56565146 is 64156565.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16640 + ... + 19748.

It is an arithmetic number, because the mean of its divisors is an integer number (5793930).

Almost surely, 2^56565146 is an apocalyptic number.

56565146 is a deficient number, since it is larger than the sum of its proper divisors (36137734).

56565146 is a wasteful number, since it uses less digits than its factorization.

56565146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3949.

The product of its digits is 108000, while the sum is 38.

The square root of 56565146 is about 7520.9803882207. The cubic root of 56565146 is about 383.8689376581.

The spelling of 56565146 in words is "fifty-six million, five hundred sixty-five thousand, one hundred forty-six".