55465904 has 20 divisors (see below), whose sum is σ = 115732176. Its totient is φ = 25599552.

The previous prime is 55465889. The next prime is 55465961. The reversal of 55465904 is 40956455.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133124 + ... + 133539.

Almost surely, 2^55465904 is an apocalyptic number.

It is an amenable number.

55465904 is an abundant number, since it is smaller than the sum of its proper divisors (60266272).

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

55465904 is a wasteful number, since it uses less digits than its factorization.

55465904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266684 (or 266678 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 38.

The square root of 55465904 is about 7447.5434876206. The cubic root of 55465904 is about 381.3660528540.

The spelling of 55465904 in words is "fifty-five million, four hundred sixty-five thousand, nine hundred four".