56561174 has 16 divisors (see below), whose sum is σ = 87782400. Its totient is φ = 27304680.

The previous prime is 56561171. The next prime is 56561201. The reversal of 56561174 is 47116565.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56561171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36377 + ... + 37899.

It is an arithmetic number, because the mean of its divisors is an integer number (5486400).

Almost surely, 2^56561174 is an apocalyptic number.

56561174 is a deficient number, since it is larger than the sum of its proper divisors (31221226).

56561174 is a wasteful number, since it uses less digits than its factorization.

56561174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2155.

The product of its digits is 25200, while the sum is 35.

The square root of 56561174 is about 7520.7163222661. The cubic root of 56561174 is about 383.8599523659.

The spelling of 56561174 in words is "fifty-six million, five hundred sixty-one thousand, one hundred seventy-four".