404351874 has 12 divisors (see below), whose sum is σ = 876095766. Its totient is φ = 134783952.

The previous prime is 404351861. The next prime is 404351897. The reversal of 404351874 is 478153404.

404351874 is a `hidden beast` number, since 40 + 435 + 187 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 376631649 + 27720225 = 19407^2 + 5265^2 .

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 5 ways as a sum of consecutive naturals, for example, 11231979 + ... + 11232014.

Almost surely, 2^404351874 is an apocalyptic number.

404351874 is an abundant number, since it is smaller than the sum of its proper divisors (471743892).

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

404351874 is a wasteful number, since it uses less digits than its factorization.

404351874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22464001 (or 22463998 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 404351874 is about 20108.5025300245. The cubic root of 404351874 is about 739.4687409213.

The spelling of 404351874 in words is "four hundred four million, three hundred fifty-one thousand, eight hundred seventy-four".