6749224 has 16 divisors (see below), whose sum is σ = 12781620. Its totient is φ = 3340800.

The previous prime is 6749213. The next prime is 6749261. The reversal of 6749224 is 4229476.

It can be written as a sum of positive squares in 2 ways, for example, as 5846724 + 902500 = 2418^2 + 950^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6749224.

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, 3369 + ... + 4984.

Almost surely, 2^6749224 is an apocalyptic number.

It is an amenable number.

6749224 is a deficient number, since it is larger than the sum of its proper divisors (6032396).

6749224 is a wasteful number, since it uses less digits than its factorization.

6749224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8460 (or 8456 counting only the distinct ones).

The product of its digits is 24192, while the sum is 34.

The square root of 6749224 is about 2597.9268657913. The cubic root of 6749224 is about 188.9809149938.

The spelling of 6749224 in words is "six million, seven hundred forty-nine thousand, two hundred twenty-four".