404226726 has 16 divisors (see below), whose sum is σ = 818688000. Its totient is φ = 133036488.

The previous prime is 404226709. The next prime is 404226733. The reversal of 404226726 is 627622404.

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, 425926 + ... + 426873.

It is an arithmetic number, because the mean of its divisors is an integer number (51168000).

Almost surely, 2^404226726 is an apocalyptic number.

404226726 is an abundant number, since it is smaller than the sum of its proper divisors (414461274).

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

404226726 is a wasteful number, since it uses less digits than its factorization.

404226726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852883.

The product of its (nonzero) digits is 32256, while the sum is 33.

The square root of 404226726 is about 20105.3904712144. The cubic root of 404226726 is about 739.3924438568.

The spelling of 404226726 in words is "four hundred four million, two hundred twenty-six thousand, seven hundred twenty-six".