6665704 has 32 divisors (see below), whose sum is σ = 12960000. Its totient is φ = 3212352.

The previous prime is 6665689. The next prime is 6665707. The reversal of 6665704 is 4075666.

It is a self number, because there is not a number n which added to its sum of digits gives 6665704.

It is not an unprimeable number, because it can be changed into a prime (6665707) by changing a digit.

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, 33397 + ... + 33595.

It is an arithmetic number, because the mean of its divisors is an integer number (405000).

Almost surely, 2^6665704 is an apocalyptic number.

It is an amenable number.

6665704 is a deficient number, since it is larger than the sum of its proper divisors (6294296).

6665704 is a wasteful number, since it uses less digits than its factorization.

6665704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337 (or 333 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 6665704 is about 2581.8024711430. The cubic root of 6665704 is about 188.1981463000.

The spelling of 6665704 in words is "six million, six hundred sixty-five thousand, seven hundred four".