404197392 has 40 divisors (see below), whose sum is σ = 1044933120. Its totient is φ = 134634880.

The previous prime is 404197379. The next prime is 404197411. The reversal of 404197392 is 293791404.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 404197392.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99334 + ... + 103322.

It is an arithmetic number, because the mean of its divisors is an integer number (26123328).

Almost surely, 2^404197392 is an apocalyptic number.

It is an amenable number.

404197392 is an abundant number, since it is smaller than the sum of its proper divisors (640735728).

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

404197392 is a wasteful number, since it uses less digits than its factorization.

404197392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6111 (or 6105 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 404197392 is about 20104.6609521275. The cubic root of 404197392 is about 739.3745579682.

The spelling of 404197392 in words is "four hundred four million, one hundred ninety-seven thousand, three hundred ninety-two".