6689892 has 48 divisors (see below), whose sum is σ = 17337600. Its totient is φ = 1990560.

The previous prime is 6689873. The next prime is 6689909. The reversal of 6689892 is 2989866.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7359 + ... + 8217.

It is an arithmetic number, because the mean of its divisors is an integer number (361200).

Almost surely, 2^6689892 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6689892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8668800).

6689892 is an abundant number, since it is smaller than the sum of its proper divisors (10647708).

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

6689892 is a wasteful number, since it uses less digits than its factorization.

6689892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936 (or 934 counting only the distinct ones).

The product of its digits is 373248, while the sum is 48.

The square root of 6689892 is about 2586.4825535851. The cubic root of 6689892 is about 188.4255112158.

The spelling of 6689892 in words is "six million, six hundred eighty-nine thousand, eight hundred ninety-two".