6747668 has 12 divisors (see below), whose sum is σ = 11826612. Its totient is φ = 3368640.

The previous prime is 6747667. The next prime is 6747707. The reversal of 6747668 is 8667476.

It can be written as a sum of positive squares in 2 ways, for example, as 5466244 + 1281424 = 2338^2 + 1132^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6747667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4448 + ... + 5768.

It is an arithmetic number, because the mean of its divisors is an integer number (985551).

Almost surely, 2^6747668 is an apocalyptic number.

It is an amenable number.

6747668 is a deficient number, since it is larger than the sum of its proper divisors (5078944).

6747668 is a wasteful number, since it uses less digits than its factorization.

6747668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2602 (or 2600 counting only the distinct ones).

The product of its digits is 338688, while the sum is 44.

The square root of 6747668 is about 2597.6273789749. The cubic root of 6747668 is about 188.9663910079.

The spelling of 6747668 in words is "six million, seven hundred forty-seven thousand, six hundred sixty-eight".