55904704 has 28 divisors (see below), whose sum is σ = 117463824. Its totient is φ = 26307584.

The previous prime is 55904701. The next prime is 55904713. The reversal of 55904704 is 40740955.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 55904704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55904701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24604 + ... + 26779.

Almost surely, 2^55904704 is an apocalyptic number.

It is an amenable number.

55904704 is an abundant number, since it is smaller than the sum of its proper divisors (61559120).

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

55904704 is a wasteful number, since it uses less digits than its factorization.

55904704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51412 (or 51402 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 55904704 is about 7476.9448306110. The cubic root of 55904704 is about 382.3690958493.

The spelling of 55904704 in words is "fifty-five million, nine hundred four thousand, seven hundred four".