6368816 has 20 divisors (see below), whose sum is σ = 12627912. Its totient is φ = 3110016.

The previous prime is 6368779. The next prime is 6368833. The reversal of 6368816 is 6188636.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 6368816.

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, 3941 + ... + 5316.

Almost surely, 2^6368816 is an apocalyptic number.

It is an amenable number.

6368816 is a deficient number, since it is larger than the sum of its proper divisors (6259096).

6368816 is a wasteful number, since it uses less digits than its factorization.

6368816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9308 (or 9302 counting only the distinct ones).

The product of its digits is 41472, while the sum is 38.

The square root of 6368816 is about 2523.6513229842. The cubic root of 6368816 is about 185.3615136948.

The spelling of 6368816 in words is "six million, three hundred sixty-eight thousand, eight hundred sixteen".