8518664 has 32 divisors (see below), whose sum is σ = 19915200. Its totient is φ = 3318720.

The previous prime is 8518661. The next prime is 8518667. The reversal of 8518664 is 4668158.

It is an interprime number because it is at equal distance from previous prime (8518661) and next prime (8518667).

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (8518661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6299 + ... + 7530.

It is an arithmetic number, because the mean of its divisors is an integer number (622350).

Almost surely, 2^8518664 is an apocalyptic number.

It is an amenable number.

8518664 is an abundant number, since it is smaller than the sum of its proper divisors (11396536).

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

8518664 is a wasteful number, since it uses less digits than its factorization.

8518664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13853 (or 13849 counting only the distinct ones).

The product of its digits is 46080, while the sum is 38.

The square root of 8518664 is about 2918.6750418640. The cubic root of 8518664 is about 204.2320184703.

The spelling of 8518664 in words is "eight million, five hundred eighteen thousand, six hundred sixty-four".