6657982 has 12 divisors (see below), whose sum is σ = 10609920. Its totient is φ = 3132896.

The previous prime is 6657979. The next prime is 6657997. The reversal of 6657982 is 2897566.

It is a congruent number.

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, 5182 + ... + 6337.

It is an arithmetic number, because the mean of its divisors is an integer number (884160).

Almost surely, 2^6657982 is an apocalyptic number.

6657982 is a deficient number, since it is larger than the sum of its proper divisors (3951938).

6657982 is a wasteful number, since it uses less digits than its factorization.

6657982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11555 (or 11538 counting only the distinct ones).

The product of its digits is 181440, while the sum is 43.

The square root of 6657982 is about 2580.3065709330. The cubic root of 6657982 is about 188.1254444201.

The spelling of 6657982 in words is "six million, six hundred fifty-seven thousand, nine hundred eighty-two".