54023904 has 72 divisors (see below), whose sum is σ = 167606712. Its totient is φ = 16369920.

The previous prime is 54023899. The next prime is 54023929. The reversal of 54023904 is 40932045.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5359 + ... + 11694.

It is an arithmetic number, because the mean of its divisors is an integer number (2327871).

Almost surely, 2^54023904 is an apocalyptic number.

It is an amenable number.

54023904 is an abundant number, since it is smaller than the sum of its proper divisors (113582808).

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

54023904 is a wasteful number, since it uses less digits than its factorization.

54023904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17080 (or 17069 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 54023904 is about 7350.0955095835. The cubic root of 54023904 is about 378.0320792461.

Adding to 54023904 its reverse (40932045), we get a palindrome (94955949).

The spelling of 54023904 in words is "fifty-four million, twenty-three thousand, nine hundred four".