54216904 has 16 divisors (see below), whose sum is σ = 116179200. Its totient is φ = 23235792.

The previous prime is 54216887. The next prime is 54216913. The reversal of 54216904 is 40961245.

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, 484024 + ... + 484135.

It is an arithmetic number, because the mean of its divisors is an integer number (7261200).

Almost surely, 2^54216904 is an apocalyptic number.

It is an amenable number.

54216904 is an abundant number, since it is smaller than the sum of its proper divisors (61962296).

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

54216904 is a wasteful number, since it uses less digits than its factorization.

54216904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968172 (or 968168 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 54216904 is about 7363.2128856906. The cubic root of 54216904 is about 378.4817165034.

The spelling of 54216904 in words is "fifty-four million, two hundred sixteen thousand, nine hundred four".