54566904 has 64 divisors (see below), whose sum is σ = 156499200. Its totient is φ = 15531264.

The previous prime is 54566899. The next prime is 54566927. The reversal of 54566904 is 40966545.

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, 63244 + ... + 64100.

It is an arithmetic number, because the mean of its divisors is an integer number (2445300).

Almost surely, 2^54566904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54566904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78249600).

54566904 is an abundant number, since it is smaller than the sum of its proper divisors (101932296).

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

54566904 is a wasteful number, since it uses less digits than its factorization.

54566904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252 (or 1248 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The square root of 54566904 is about 7386.9414509660. The cubic root of 54566904 is about 379.2944062511.

The spelling of 54566904 in words is "fifty-four million, five hundred sixty-six thousand, nine hundred four".