8866864 has 10 divisors (see below), whose sum is σ = 17179580. Its totient is φ = 4433424.

The previous prime is 8866861. The next prime is 8866873. The reversal of 8866864 is 4686688.

It is not an unprimeable number, because it can be changed into a prime (8866861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277074 + ... + 277105.

It is an arithmetic number, because the mean of its divisors is an integer number (1717958).

Almost surely, 2^8866864 is an apocalyptic number.

It is an amenable number.

8866864 is a deficient number, since it is larger than the sum of its proper divisors (8312716).

8866864 is a wasteful number, since it uses less digits than its factorization.

8866864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554187 (or 554181 counting only the distinct ones).

The product of its digits is 442368, while the sum is 46.

The square root of 8866864 is about 2977.7279929503. The cubic root of 8866864 is about 206.9776010988.

It can be divided in two parts, 8866 and 864, that added together give a triangular number (9730 = T₁₃₉).

The spelling of 8866864 in words is "eight million, eight hundred sixty-six thousand, eight hundred sixty-four".