It is a tau number, because it is divible by the number of its divisors (18).
It is an Ulam number.
It is a d-powerful number, because it can be written as 25 + 211 + 62 + 83 .
It is a nialpdrome in base 15 and base 16.
It is a self number, because there is not a number n which added to its sum of digits gives 2628.
2628 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
22628 is an apocalyptic number.
2628 is the 72-nd triangular number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3367).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2628 is a wasteful number, since it uses less digits than its factorization.
2628 is an evil number, because the sum of its binary digits is even.
The square root of 2628 is about 51.2640224719. The cubic root of 2628 is about 13.7998739749.
The spelling of 2628 in words is "two thousand, six hundred twenty-eight".