400996862 has 64 divisors (see below), whose sum is σ = 755136000. Its totient is φ = 155820672.

The previous prime is 400996831. The next prime is 400996877. The reversal of 400996862 is 268699004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1750964 + ... + 1751192.

It is an arithmetic number, because the mean of its divisors is an integer number (11799000).

Almost surely, 2^400996862 is an apocalyptic number.

400996862 is a deficient number, since it is larger than the sum of its proper divisors (354139138).

400996862 is a wasteful number, since it uses less digits than its factorization.

400996862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 400996862 is about 20024.9060422265. The cubic root of 400996862 is about 737.4178704674.

The spelling of 400996862 in words is "four hundred million, nine hundred ninety-six thousand, eight hundred sixty-two".