6664708 has 6 divisors (see below), whose sum is σ = 11663246. Its totient is φ = 3332352.

The previous prime is 6664667. The next prime is 6664711. The reversal of 6664708 is 8074666.

It can be written as a sum of positive squares in only one way, i.e., 3678724 + 2985984 = 1918^2 + 1728^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 833085 + ... + 833092.

Almost surely, 2^6664708 is an apocalyptic number.

It is an amenable number.

6664708 is a deficient number, since it is larger than the sum of its proper divisors (4998538).

6664708 is a wasteful number, since it uses less digits than its factorization.

6664708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666181 (or 1666179 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 6664708 is about 2581.6095754393. The cubic root of 6664708 is about 188.1887722118.

The spelling of 6664708 in words is "six million, six hundred sixty-four thousand, seven hundred eight".