6808 has 16 divisors (see below), whose sum is σ = 13680.
Its totient is φ = 3168.
The previous prime is 6803. The next prime is 6823. The reversal of 6808 is 8086.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6803) 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, 166 + ... + 202.
It is an arithmetic number, because the mean of its divisors is an integer number (855).
26808 is an apocalyptic number.
It is an amenable number.
6808 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6840).
6808 is a wasteful number, since it uses less digits than its factorization.
6808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66 (or 62 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 22.
The square root of 6808 is about 82.5106053789.
The cubic root of 6808 is about 18.9527913869.
Subtracting from 6808 its sum of digits (22), we obtain a triangular number (6786 = T116).
The spelling of 6808 in words is "six thousand, eight hundred eight".