56525406 has 32 divisors (see below), whose sum is σ = 131324928. Its totient is φ = 15884640.

The previous prime is 56525389. The next prime is 56525419. The reversal of 56525406 is 60452565.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8470 + ... + 13593.

It is an arithmetic number, because the mean of its divisors is an integer number (4103904).

Almost surely, 2^56525406 is an apocalyptic number.

56525406 is an abundant number, since it is smaller than the sum of its proper divisors (74799522).

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

56525406 is a wasteful number, since it uses less digits than its factorization.

56525406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22136.

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 56525406 is about 7518.3379812296. The cubic root of 56525406 is about 383.7790205359.

The spelling of 56525406 in words is "fifty-six million, five hundred twenty-five thousand, four hundred six".