6684874 has 12 divisors (see below), whose sum is σ = 11664594. Its totient is φ = 2864904.

The previous prime is 6684869. The next prime is 6684907. The reversal of 6684874 is 4784866.

It can be written as a sum of positive squares in only one way, i.e., 6036849 + 648025 = 2457^2 + 805^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6684874.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34009 + ... + 34204.

Almost surely, 2^6684874 is an apocalyptic number.

6684874 is a deficient number, since it is larger than the sum of its proper divisors (4979720).

6684874 is a wasteful number, since it uses less digits than its factorization.

6684874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68229 (or 68222 counting only the distinct ones).

The product of its digits is 258048, while the sum is 43.

The square root of 6684874 is about 2585.5123283404. The cubic root of 6684874 is about 188.3783875990.

The spelling of 6684874 in words is "six million, six hundred eighty-four thousand, eight hundred seventy-four".