404323404 has 24 divisors (see below), whose sum is σ = 944111280. Its totient is φ = 134675904.

The previous prime is 404323369. The next prime is 404323441.

It is a happy number.

404323404 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5842 + ... + 29030.

It is an arithmetic number, because the mean of its divisors is an integer number (39337970).

Almost surely, 2^404323404 is an apocalyptic number.

It is an amenable number.

404323404 is an abundant number, since it is smaller than the sum of its proper divisors (539787876).

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

404323404 is a wasteful number, since it uses less digits than its factorization.

404323404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24649 (or 24647 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 404323404 is about 20107.7946080618. The cubic root of 404323404 is about 739.4513854359.

The spelling of 404323404 in words is "four hundred four million, three hundred twenty-three thousand, four hundred four".