2660 divided by its sum of digits (14) gives a triangular number (190 = T19).
It is an Ulam number.
It is a nialpdrome in base 14 and base 16.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 2660.
2660 is a gapful number since it is divisible by the number (20) 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 2660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2660 is a wasteful number, since it uses less digits than its factorization.
2660 is an odious number, because the sum of its binary digits is odd.
The square root of 2660 is about 51.5751878329. The cubic root of 2660 is about 13.8556598224.
The spelling of 2660 in words is "two thousand, six hundred sixty".