54506564 has 12 divisors (see below), whose sum is σ = 109013184. Its totient is φ = 23359944.

The previous prime is 54506561. The next prime is 54506581. The reversal of 54506564 is 46560545.

54506564 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (54506561) 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, 973304 + ... + 973359.

It is an arithmetic number, because the mean of its divisors is an integer number (9084432).

Almost surely, 2^54506564 is an apocalyptic number.

It is an amenable number.

54506564 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

54506564 is a wasteful number, since it uses less digits than its factorization.

54506564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1946674 (or 1946672 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The square root of 54506564 is about 7382.8560869084. The cubic root of 54506564 is about 379.1545469593.

The spelling of 54506564 in words is "fifty-four million, five hundred six thousand, five hundred sixty-four".