399484176 has 80 divisors (see below), whose sum is σ = 1270168704. Its totient is φ = 105357312.

The previous prime is 399484159. The next prime is 399484187. The reversal of 399484176 is 671484993.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41361 + ... + 50096.

Almost surely, 2^399484176 is an apocalyptic number.

It is an amenable number.

399484176 is an abundant number, since it is smaller than the sum of its proper divisors (870684528).

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

399484176 is a wasteful number, since it uses less digits than its factorization.

399484176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91488 (or 91482 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 51.

The square root of 399484176 is about 19987.1002399047. The cubic root of 399484176 is about 736.4894448439.

The spelling of 399484176 in words is "three hundred ninety-nine million, four hundred eighty-four thousand, one hundred seventy-six".