56525790 has 16 divisors (see below), whose sum is σ = 135661968. Its totient is φ = 15073536.

The previous prime is 56525773. The next prime is 56525813. The reversal of 56525790 is 9752565.

It is a congruent number.

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, 942067 + ... + 942126.

It is an arithmetic number, because the mean of its divisors is an integer number (8478873).

Almost surely, 2^56525790 is an apocalyptic number.

56525790 is an abundant number, since it is smaller than the sum of its proper divisors (79136178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56525790 is a wasteful number, since it uses less digits than its factorization.

56525790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1884203.

The product of its (nonzero) digits is 94500, while the sum is 39.

The square root of 56525790 is about 7518.3635187453. The cubic root of 56525790 is about 383.7798895894.

The spelling of 56525790 in words is "fifty-six million, five hundred twenty-five thousand, seven hundred ninety".