11664668 has 6 divisors (see below), whose sum is σ = 20413176. Its totient is φ = 5832332.

The previous prime is 11664659. The next prime is 11664671. The reversal of 11664668 is 86646611.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1458080 + ... + 1458087.

It is an arithmetic number, because the mean of its divisors is an integer number (3402196).

Almost surely, 2^11664668 is an apocalyptic number.

It is an amenable number.

11664668 is a deficient number, since it is larger than the sum of its proper divisors (8748508).

11664668 is a wasteful number, since it uses less digits than its factorization.

11664668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2916171 (or 2916169 counting only the distinct ones).

The product of its digits is 41472, while the sum is 38.

The square root of 11664668 is about 3415.3576679464. The cubic root of 11664668 is about 226.7901182568.

The spelling of 11664668 in words is "eleven million, six hundred sixty-four thousand, six hundred sixty-eight".