667323874 has 8 divisors (see below), whose sum is σ = 1143983808. Its totient is φ = 285995940.

The previous prime is 667323859. The next prime is 667323893. The reversal of 667323874 is 478323766.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23832982 + ... + 23833009.

It is an arithmetic number, because the mean of its divisors is an integer number (142997976).

Almost surely, 2^667323874 is an apocalyptic number.

667323874 is a deficient number, since it is larger than the sum of its proper divisors (476659934).

667323874 is a wasteful number, since it uses less digits than its factorization.

667323874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47666000.

The product of its digits is 1016064, while the sum is 46.

The square root of 667323874 is about 25832.6126049999. The cubic root of 667323874 is about 873.8674322022.

The spelling of 667323874 in words is "six hundred sixty-seven million, three hundred twenty-three thousand, eight hundred seventy-four".