667324004 has 24 divisors (see below), whose sum is σ = 1230653760. Its totient is φ = 315747936.

The previous prime is 667323989. The next prime is 667324019. The reversal of 667324004 is 400423766.

667324004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (667323989) and next prime (667324019).

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, 71369 + ... + 80175.

It is an arithmetic number, because the mean of its divisors is an integer number (51277240).

Almost surely, 2^667324004 is an apocalyptic number.

It is an amenable number.

667324004 is a deficient number, since it is larger than the sum of its proper divisors (563329756).

667324004 is a wasteful number, since it uses less digits than its factorization.

667324004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9827 (or 9825 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 667324004 is about 25832.6151211990. The cubic root of 667324004 is about 873.8674889477.

The spelling of 667324004 in words is "six hundred sixty-seven million, three hundred twenty-four thousand, four".