6681304 has 32 divisors (see below), whose sum is σ = 14407200. Its totient is φ = 2845440.

The previous prime is 6681287. The next prime is 6681329. The reversal of 6681304 is 4031866.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12564 + ... + 13084.

It is an arithmetic number, because the mean of its divisors is an integer number (450225).

Almost surely, 2^6681304 is an apocalyptic number.

It is an amenable number.

6681304 is an abundant number, since it is smaller than the sum of its proper divisors (7725896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6681304 is a wasteful number, since it uses less digits than its factorization.

6681304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763 (or 759 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 6681304 is about 2584.8218507278. The cubic root of 6681304 is about 188.3448476701.

The spelling of 6681304 in words is "six million, six hundred eighty-one thousand, three hundred four".