2808 is an esthetic number in base 11, because in such base its adjacent digits differ by 1.
It is a nialpdrome in base 6 and base 15.
It is a congruent number.
2808 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
22808 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 2808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2808 is a wasteful number, since it uses less digits than its factorization.
2808 is an odious number, because the sum of its binary digits is odd.
The square root of 2808 is about 52.9905651980. The cubic root of 2808 is about 14.1080081263.
The spelling of 2808 in words is "two thousand, eight hundred eight".