Multipling 2168 by its sum of digits (17), we get a triangular number (36856 = T271).
2168 is nontrivially palindromic in base 16.
2168 is an esthetic number in base 16, because in such base its adjacent digits differ by 1.
It is a tau number, because it is divible by the number of its divisors (8).
2168 is an undulating number in base 16.
It is a nialpdrome in base 13 and base 15.
It is a congruent number.
2168 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
22168 is an apocalyptic number.
It is an amenable number.
2168 is a wasteful number, since it uses less digits than its factorization.
2168 is an odious number, because the sum of its binary digits is odd.
The square root of 2168 is about 46.5617869073. The cubic root of 2168 is about 12.9425472539.
The spelling of 2168 in words is "two thousand, one hundred sixty-eight".