12608666 has 32 divisors (see below), whose sum is σ = 23016960. Its totient is φ = 5060016.

The previous prime is 12608627. The next prime is 12608671. The reversal of 12608666 is 66680621.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28241 + ... + 28683.

It is an arithmetic number, because the mean of its divisors is an integer number (719280).

Almost surely, 2^12608666 is an apocalyptic number.

12608666 is a deficient number, since it is larger than the sum of its proper divisors (10408294).

12608666 is a wasteful number, since it uses less digits than its factorization.

12608666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 12608666 is about 3550.8683445039. The cubic root of 12608666 is about 232.7500127871.

The spelling of 12608666 in words is "twelve million, six hundred eight thousand, six hundred sixty-six".