8617668 has 12 divisors (see below), whose sum is σ = 20107920. Its totient is φ = 2872552.

The previous prime is 8617627. The next prime is 8617681. The reversal of 8617668 is 8667168.

8617668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359058 + ... + 359081.

It is an arithmetic number, because the mean of its divisors is an integer number (1675660).

Almost surely, 2^8617668 is an apocalyptic number.

It is an amenable number.

8617668 is an abundant number, since it is smaller than the sum of its proper divisors (11490252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8617668 is a wasteful number, since it uses less digits than its factorization.

8617668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718146 (or 718144 counting only the distinct ones).

The product of its digits is 96768, while the sum is 42.

The square root of 8617668 is about 2935.5864831410. The cubic root of 8617668 is about 205.0201685491.

The spelling of 8617668 in words is "eight million, six hundred seventeen thousand, six hundred sixty-eight".