56904525 has 144 divisors (see below), whose sum is σ = 121867200. Its totient is φ = 26127360.

The previous prime is 56904503. The next prime is 56904539. The reversal of 56904525 is 52540965.

56904525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56904525 - 2¹⁹ = 56380237 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56904525.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1962211 + ... + 1962239.

It is an arithmetic number, because the mean of its divisors is an integer number (846300).

Almost surely, 2^56904525 is an apocalyptic number.

It is an amenable number.

56904525 is an abundant number, since it is smaller than the sum of its proper divisors (64962675).

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

56904525 is a wasteful number, since it uses less digits than its factorization.

56904525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90 (or 73 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 56904525 is about 7543.5087989609. The cubic root of 56904525 is about 384.6351183977.

The spelling of 56904525 in words is "fifty-six million, nine hundred four thousand, five hundred twenty-five".