400704676 has 12 divisors (see below), whose sum is σ = 705287772. Its totient is φ = 199193888.

The previous prime is 400704607. The next prime is 400704679. The reversal of 400704676 is 676407004.

It can be written as a sum of positive squares in 2 ways, for example, as 377913600 + 22791076 = 19440^2 + 4774^2 .

It is not an unprimeable number, because it can be changed into a prime (400704679) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 288835 + ... + 290218.

It is an arithmetic number, because the mean of its divisors is an integer number (58773981).

Almost surely, 2^400704676 is an apocalyptic number.

It is an amenable number.

400704676 is a deficient number, since it is larger than the sum of its proper divisors (304583096).

400704676 is a wasteful number, since it uses less digits than its factorization.

400704676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579230 (or 579228 counting only the distinct ones).

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

The square root of 400704676 is about 20017.6091479477. The cubic root of 400704676 is about 737.2387206602.

The spelling of 400704676 in words is "four hundred million, seven hundred four thousand, six hundred seventy-six".