478384384 has 27 divisors (see below), whose sum is σ = 955599127. Its totient is φ = 239017216.

The previous prime is 478384363. The next prime is 478384391. The reversal of 478384384 is 483483874.

The square root of 478384384 is 21872.

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, 349269 + ... + 350635.

Almost surely, 2^478384384 is an apocalyptic number.

478384384 is the 21872-nd square number.

It is an amenable number.

478384384 is a deficient number, since it is larger than the sum of its proper divisors (477214743).

478384384 is an frugal number, since it uses more digits than its factorization.

478384384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2750 (or 1369 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 49.

The cubic root of 478384384 is about 782.0940792920.

Multiplying 478384384 by its sum of digits (49), we get a square (23440834816 = 153104²).

The spelling of 478384384 in words is "four hundred seventy-eight million, three hundred eighty-four thousand, three hundred eighty-four".