404003842 has 32 divisors (see below), whose sum is σ = 695361024. Its totient is φ = 174345600.

The previous prime is 404003833. The next prime is 404003849. The reversal of 404003842 is 248300404.

It is not an unprimeable number, because it can be changed into a prime (404003849) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30558 + ... + 41734.

It is an arithmetic number, because the mean of its divisors is an integer number (21730032).

Almost surely, 2^404003842 is an apocalyptic number.

404003842 is a deficient number, since it is larger than the sum of its proper divisors (291357182).

404003842 is a wasteful number, since it uses less digits than its factorization.

404003842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11274.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 404003842 is about 20099.8468153367. The cubic root of 404003842 is about 739.2565225753.

The spelling of 404003842 in words is "four hundred four million, three thousand, eight hundred forty-two".