404340774 has 16 divisors (see below), whose sum is σ = 816689520. Its totient is φ = 133445600.

The previous prime is 404340721. The next prime is 404340793. The reversal of 404340774 is 477043404.

It is a congruent number.

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, 333009 + ... + 334220.

It is an arithmetic number, because the mean of its divisors is an integer number (51043095).

Almost surely, 2^404340774 is an apocalyptic number.

404340774 is an abundant number, since it is smaller than the sum of its proper divisors (412348746).

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

404340774 is a wasteful number, since it uses less digits than its factorization.

404340774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667335.

The product of its (nonzero) digits is 37632, while the sum is 33.

The square root of 404340774 is about 20108.2265254796. The cubic root of 404340774 is about 739.4619743906.

The spelling of 404340774 in words is "four hundred four million, three hundred forty thousand, seven hundred seventy-four".