400364226 has 48 divisors (see below), whose sum is σ = 887350464. Its totient is φ = 130414752.

The previous prime is 400364207. The next prime is 400364249. The reversal of 400364226 is 622463004.

400364226 is a `hidden beast` number, since 400 + 36 + 4 + 226 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 400364226.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 292195 + ... + 293561.

It is an arithmetic number, because the mean of its divisors is an integer number (18486468).

Almost surely, 2^400364226 is an apocalyptic number.

400364226 is an abundant number, since it is smaller than the sum of its proper divisors (486986238).

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

400364226 is a wasteful number, since it uses less digits than its factorization.

400364226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1735 (or 1732 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 400364226 is about 20009.1035781216. The cubic root of 400364226 is about 737.0298685599.

The spelling of 400364226 in words is "four hundred million, three hundred sixty-four thousand, two hundred twenty-six".