1008664 has 16 divisors (see below), whose sum is σ = 1924200. Its totient is φ = 495552.

The previous prime is 1008659. The next prime is 1008701. The reversal of 1008664 is 4668001.

It is an Ulam number.

It is a congruent number.

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, 597 + ... + 1540.

2^1008664 is an apocalyptic number.

It is an amenable number.

1008664 is a deficient number, since it is larger than the sum of its proper divisors (915536).

1008664 is a wasteful number, since it uses less digits than its factorization.

1008664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2202 (or 2198 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 1008664 is about 1004.3226573169. The cubic root of 1008664 is about 100.2879699371.

The spelling of 1008664 in words is "one million, eight thousand, six hundred sixty-four".