9218668 has 12 divisors (see below), whose sum is σ = 16337440. Its totient is φ = 4550832.

The previous prime is 9218647. The next prime is 9218683. The reversal of 9218668 is 8668129.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 9218668.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14271 + ... + 14902.

Almost surely, 2^9218668 is an apocalyptic number.

It is an amenable number.

9218668 is a deficient number, since it is larger than the sum of its proper divisors (7118772).

9218668 is a wasteful number, since it uses less digits than its factorization.

9218668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29256 (or 29254 counting only the distinct ones).

The product of its digits is 41472, while the sum is 40.

The square root of 9218668 is about 3036.2259467965. The cubic root of 9218668 is about 209.6795414656.

The spelling of 9218668 in words is "nine million, two hundred eighteen thousand, six hundred sixty-eight".