6674440 has 16 divisors (see below), whose sum is σ = 15017580. Its totient is φ = 2669760.

The previous prime is 6674429. The next prime is 6674441. The reversal of 6674440 is 444766.

It can be written as a sum of positive squares in 2 ways, for example, as 6380676 + 293764 = 2526^2 + 542^2 .

It is not an unprimeable number, because it can be changed into a prime (6674441) 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, 83391 + ... + 83470.

Almost surely, 2^6674440 is an apocalyptic number.

It is an amenable number.

6674440 is an abundant number, since it is smaller than the sum of its proper divisors (8343140).

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

6674440 is a wasteful number, since it uses less digits than its factorization.

6674440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166872 (or 166868 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 6674440 is about 2583.4937584597. The cubic root of 6674440 is about 188.2803272310.

The spelling of 6674440 in words is "six million, six hundred seventy-four thousand, four hundred forty".