54945912 has 32 divisors (see below), whose sum is σ = 156988800. Its totient is φ = 15698784.

The previous prime is 54945901. The next prime is 54945937. The reversal of 54945912 is 21954945.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163362 + ... + 163697.

It is an arithmetic number, because the mean of its divisors is an integer number (4905900).

Almost surely, 2^54945912 is an apocalyptic number.

It is an amenable number.

54945912 is an abundant number, since it is smaller than the sum of its proper divisors (102042888).

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

54945912 is a wasteful number, since it uses less digits than its factorization.

54945912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327075 (or 327071 counting only the distinct ones).

The product of its digits is 64800, while the sum is 39.

The square root of 54945912 is about 7412.5509779023. The cubic root of 54945912 is about 380.1705421020.

The spelling of 54945912 in words is "fifty-four million, nine hundred forty-five thousand, nine hundred twelve".