54051904 has 21 divisors (see below), whose sum is σ = 107376087. Its totient is φ = 26996544.

The previous prime is 54051889. The next prime is 54051913. The reversal of 54051904 is 40915045.

The square root of 54051904 is 7352.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 58357 + ... + 59275.

It is an arithmetic number, because the mean of its divisors is an integer number (5113147).

Almost surely, 2^54051904 is an apocalyptic number.

54051904 is the 7352-nd square number.

It is an amenable number.

54051904 is a deficient number, since it is larger than the sum of its proper divisors (53324183).

54051904 is an frugal number, since it uses more digits than its factorization.

54051904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1850 (or 921 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The cubic root of 54051904 is about 378.0973779335.

Multiplying 54051904 by its product of nonzero digits (3600), we get a square (194586854400 = 441120²).

Adding to 54051904 its reverse (40915045), we get a palindrome (94966949).

The spelling of 54051904 in words is "fifty-four million, fifty-one thousand, nine hundred four".