398863304 has 16 divisors (see below), whose sum is σ = 854707200. Its totient is φ = 170941392.

The previous prime is 398863271. The next prime is 398863327. The reversal of 398863304 is 403368893.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

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, 3561224 + ... + 3561335.

It is an arithmetic number, because the mean of its divisors is an integer number (53419200).

Almost surely, 2^398863304 is an apocalyptic number.

It is an amenable number.

398863304 is an abundant number, since it is smaller than the sum of its proper divisors (455843896).

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

398863304 is a wasteful number, since it uses less digits than its factorization.

398863304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7122572 (or 7122568 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 44.

The square root of 398863304 is about 19971.5623825478. The cubic root of 398863304 is about 736.1077002522.

The spelling of 398863304 in words is "three hundred ninety-eight million, eight hundred sixty-three thousand, three hundred four".