8617664 has 28 divisors (see below), whose sum is σ = 18656808. Its totient is φ = 3916800.

The previous prime is 8617627. The next prime is 8617681. The reversal of 8617664 is 4667168.

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, 5417 + ... + 6824.

Almost surely, 2^8617664 is an apocalyptic number.

It is an amenable number.

8617664 is an abundant number, since it is smaller than the sum of its proper divisors (10039144).

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

8617664 is a wasteful number, since it uses less digits than its factorization.

8617664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12264 (or 12254 counting only the distinct ones).

The product of its digits is 48384, while the sum is 38.

The square root of 8617664 is about 2935.5858018460. The cubic root of 8617664 is about 205.0201368282.

The spelling of 8617664 in words is "eight million, six hundred seventeen thousand, six hundred sixty-four".