It is a happy number.
It is a nialpdrome in base 9 and base 12.
It is a congruent number.
25628 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 5628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5628 is a wasteful number, since it uses less digits than its factorization.
5628 is an odious number, because the sum of its binary digits is odd.
The square root of 5628 is about 75.0199973340. The cubic root of 5628 is about 17.7876276435.
The spelling of 5628 in words is "five thousand, six hundred twenty-eight".