8866664 has 16 divisors (see below), whose sum is σ = 16682820. Its totient is φ = 4417920.

The previous prime is 8866657. The next prime is 8866667. The reversal of 8866664 is 4666688.

It can be written as a sum of positive squares in 2 ways, for example, as 7562500 + 1304164 = 2750^2 + 1142^2 .

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (8866667) by changing a digit.

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, 734 + ... + 4274.

Almost surely, 2^8866664 is an apocalyptic number.

It is an amenable number.

8866664 is a deficient number, since it is larger than the sum of its proper divisors (7816156).

8866664 is a wasteful number, since it uses less digits than its factorization.

8866664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3860 (or 3856 counting only the distinct ones).

The product of its digits is 331776, while the sum is 44.

The square root of 8866664 is about 2977.6944101099. The cubic root of 8866664 is about 206.9760448992.

The spelling of 8866664 in words is "eight million, eight hundred sixty-six thousand, six hundred sixty-four".