6889868 has 12 divisors (see below), whose sum is σ = 12077520. Its totient is φ = 3439152.

The previous prime is 6889859. The next prime is 6889873. The reversal of 6889868 is 8689886.

It is a happy number.

It is a congruent number.

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, 2330 + ... + 4382.

It is an arithmetic number, because the mean of its divisors is an integer number (1006460).

Almost surely, 2^6889868 is an apocalyptic number.

It is an amenable number.

6889868 is a deficient number, since it is larger than the sum of its proper divisors (5187652).

6889868 is a wasteful number, since it uses less digits than its factorization.

6889868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2896 (or 2894 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 53.

The square root of 6889868 is about 2624.8558055634. The cubic root of 6889868 is about 190.2845965806.

The spelling of 6889868 in words is "six million, eight hundred eighty-nine thousand, eight hundred sixty-eight".