8644396 has 12 divisors (see below), whose sum is σ = 15175720. Its totient is φ = 4308480.

The previous prime is 8644331. The next prime is 8644397. The reversal of 8644396 is 6934468.

8644396 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (8644397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1941 + ... + 4588.

Almost surely, 2^8644396 is an apocalyptic number.

It is an amenable number.

8644396 is a deficient number, since it is larger than the sum of its proper divisors (6531324).

8644396 is a wasteful number, since it uses less digits than its factorization.

8644396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6864 (or 6862 counting only the distinct ones).

The product of its digits is 124416, while the sum is 40.

The square root of 8644396 is about 2940.1353710331. The cubic root of 8644396 is about 205.2319088778.

The spelling of 8644396 in words is "eight million, six hundred forty-four thousand, three hundred ninety-six".