6480668 has 12 divisors (see below), whose sum is σ = 11375280. Its totient is φ = 3230592.

The previous prime is 6480637. The next prime is 6480697. The reversal of 6480668 is 8660846.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 821 + ... + 3692.

It is an arithmetic number, because the mean of its divisors is an integer number (947940).

Almost surely, 2^6480668 is an apocalyptic number.

It is an amenable number.

6480668 is a deficient number, since it is larger than the sum of its proper divisors (4894612).

6480668 is a wasteful number, since it uses less digits than its factorization.

6480668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4876 (or 4874 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 6480668 is about 2545.7156164819. The cubic root of 6480668 is about 186.4403564066.

The spelling of 6480668 in words is "six million, four hundred eighty thousand, six hundred sixty-eight".