58491904 has 33 divisors (see below), whose sum is σ = 117417967. Its totient is φ = 29123584.

The previous prime is 58491877. The next prime is 58491929. The reversal of 58491904 is 40919485.

The square root of 58491904 is 7648.

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, 244617 + ... + 244855.

Almost surely, 2^58491904 is an apocalyptic number.

58491904 is the 7648-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 58491904

58491904 is an abundant number, since it is smaller than the sum of its proper divisors (58926063).

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

58491904 is an frugal number, since it uses more digits than its factorization.

58491904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498 (or 241 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 40.

The cubic root of 58491904 is about 388.1788950789.

It can be divided in two parts, 58491 and 904, that added together give a palindrome (59395).

The spelling of 58491904 in words is "fifty-eight million, four hundred ninety-one thousand, nine hundred four".