667074344 has 32 divisors (see below), whose sum is σ = 1326108000. Its totient is φ = 313699392.

The previous prime is 667074329. The next prime is 667074347. The reversal of 667074344 is 443470766.

It is not an unprimeable number, because it can be changed into a prime (667074347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5342 + ... + 36914.

It is an arithmetic number, because the mean of its divisors is an integer number (41440875).

Almost surely, 2^667074344 is an apocalyptic number.

It is an amenable number.

667074344 is a deficient number, since it is larger than the sum of its proper divisors (659033656).

667074344 is a wasteful number, since it uses less digits than its factorization.

667074344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31737 (or 31733 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 41.

The square root of 667074344 is about 25827.7824057738. The cubic root of 667074344 is about 873.7584979283.

The spelling of 667074344 in words is "six hundred sixty-seven million, seventy-four thousand, three hundred forty-four".