400676704 has 24 divisors (see below), whose sum is σ = 789453000. Its totient is φ = 200180736.

The previous prime is 400676701. The next prime is 400676743. The reversal of 400676704 is 407676004.

It is a super-2 number, since 2×400676704² = 321083642256607232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 400676704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400676701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43792 + ... + 52144.

It is an arithmetic number, because the mean of its divisors is an integer number (32893875).

Almost surely, 2^400676704 is an apocalyptic number.

It is an amenable number.

400676704 is a deficient number, since it is larger than the sum of its proper divisors (388776296).

400676704 is a wasteful number, since it uses less digits than its factorization.

400676704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9862 (or 9854 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 400676704 is about 20016.9104509162. The cubic root of 400676704 is about 737.2215654479.

The spelling of 400676704 in words is "four hundred million, six hundred seventy-six thousand, seven hundred four".