8393984 has 18 divisors (see below), whose sum is σ = 16755690. Its totient is φ = 4196864.

The previous prime is 8393977. The next prime is 8393993. The reversal of 8393984 is 4893938.

It can be written as a sum of positive squares in only one way, i.e., 7139584 + 1254400 = 2672^2 + 1120^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16139 + ... + 16650.

Almost surely, 2^8393984 is an apocalyptic number.

It is an amenable number.

8393984 is a deficient number, since it is larger than the sum of its proper divisors (8361706).

8393984 is an equidigital number, since it uses as much as digits as its factorization.

8393984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32805 (or 32791 counting only the distinct ones).

The product of its digits is 186624, while the sum is 44.

The square root of 8393984 is about 2897.2373047440. The cubic root of 8393984 is about 203.2307308803.

The spelling of 8393984 in words is "eight million, three hundred ninety-three thousand, nine hundred eighty-four".