6864328 has 24 divisors (see below), whose sum is σ = 13676850. Its totient is φ = 3229184.

The previous prime is 6864323. The next prime is 6864331. The reversal of 6864328 is 8234686.

It can be written as a sum of positive squares in 3 ways, for example, as 5560164 + 1304164 = 2358^2 + 1142^2 .

It is not an unprimeable number, because it can be changed into a prime (6864323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 828 + ... + 3796.

Almost surely, 2^6864328 is an apocalyptic number.

6864328 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

6864328 is a deficient number, since it is larger than the sum of its proper divisors (6812522).

6864328 is a wasteful number, since it uses less digits than its factorization.

6864328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3009 (or 2988 counting only the distinct ones).

The product of its digits is 55296, while the sum is 37.

The square root of 6864328 is about 2619.9862595060. The cubic root of 6864328 is about 190.0491839429.

The spelling of 6864328 in words is "six million, eight hundred sixty-four thousand, three hundred twenty-eight".