It is a nialpdrome in base 7 and base 12.
It is a self number, because there is not a number n which added to its sum of digits gives 16800.
It is an unprimeable number.
216800 is an apocalyptic number.
16800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 16800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16800 is a wasteful number, since it uses less digits than its factorization.
16800 is an evil number, because the sum of its binary digits is even.
The square root of 16800 is about 129.6148139682. The cubic root of 16800 is about 25.6115832997.
The spelling of 16800 in words is "sixteen thousand, eight hundred".