8684816 has 20 divisors (see below), whose sum is σ = 19230912. Its totient is φ = 3722016.

The previous prime is 8684789. The next prime is 8684821. The reversal of 8684816 is 6184868.

8684816 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

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, 38660 + ... + 38883.

Almost surely, 2^8684816 is an apocalyptic number.

It is an amenable number.

8684816 is an abundant number, since it is smaller than the sum of its proper divisors (10546096).

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

8684816 is a wasteful number, since it uses less digits than its factorization.

8684816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77558 (or 77552 counting only the distinct ones).

The product of its digits is 73728, while the sum is 41.

The square root of 8684816 is about 2947.0011876482. The cubic root of 8684816 is about 205.5512902721.

The spelling of 8684816 in words is "eight million, six hundred eighty-four thousand, eight hundred sixteen".