54188812 has 12 divisors (see below), whose sum is σ = 95036760. Its totient is φ = 27035456.

The previous prime is 54188773. The next prime is 54188891. The reversal of 54188812 is 21888145.

It is a happy number.

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, 12637 + ... + 16372.

It is an arithmetic number, because the mean of its divisors is an integer number (7919730).

Almost surely, 2^54188812 is an apocalyptic number.

It is an amenable number.

54188812 is a deficient number, since it is larger than the sum of its proper divisors (40847948).

54188812 is a wasteful number, since it uses less digits than its factorization.

54188812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29480 (or 29478 counting only the distinct ones).

The product of its digits is 20480, while the sum is 37.

The square root of 54188812 is about 7361.3050473405. The cubic root of 54188812 is about 378.4163362470.

The spelling of 54188812 in words is "fifty-four million, one hundred eighty-eight thousand, eight hundred twelve".