56455570 has 32 divisors (see below), whose sum is σ = 106479360. Its totient is φ = 21510720.

The previous prime is 56455559. The next prime is 56455573. The reversal of 56455570 is 7555465.

It is not an unprimeable number, because it can be changed into a prime (56455573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89155 + ... + 89785.

It is an arithmetic number, because the mean of its divisors is an integer number (3327480).

Almost surely, 2^56455570 is an apocalyptic number.

56455570 is a deficient number, since it is larger than the sum of its proper divisors (50023790).

56455570 is a wasteful number, since it uses less digits than its factorization.

56455570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050.

The product of its (nonzero) digits is 105000, while the sum is 37.

The square root of 56455570 is about 7513.6921683018. The cubic root of 56455570 is about 383.6209049865.

The spelling of 56455570 in words is "fifty-six million, four hundred fifty-five thousand, five hundred seventy".