478384 has 20 divisors (see below), whose sum is σ = 959760. Its totient is φ = 230720.

The previous prime is 478351. The next prime is 478391. The reversal of 478384 is 483874.

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, 52 + ... + 979.

It is an arithmetic number, because the mean of its divisors is an integer number (47988).

2⁴⁷⁸³⁸⁴ is an apocalyptic number.

It is an amenable number.

478384 is an abundant number, since it is smaller than the sum of its proper divisors (481376).

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

478384 is a wasteful number, since it uses less digits than its factorization.

478384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068 (or 1062 counting only the distinct ones).

The product of its digits is 21504, while the sum is 34.

The square root of 478384 is about 691.6530922363. The cubic root of 478384 is about 78.2093870029.

The spelling of 478384 in words is "four hundred seventy-eight thousand, three hundred eighty-four".