Subtracting 6528 from its reverse (8256), we obtain a cube (1728 = 123).
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (32).
It is a nialpdrome in base 9.
It is a zygodrome in base 2.
It is a congruent number.
6528 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
In principle, a polygon with 6528 sides can be constructed with ruler and compass.
6528 is a gapful number since it is divisible by the number (68) 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 6528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6528 is a wasteful number, since it uses less digits than its factorization.
6528 is an evil number, because the sum of its binary digits is even.
The square root of 6528 is about 80.7960395069. The cubic root of 6528 is about 18.6893149134.
The spelling of 6528 in words is "six thousand, five hundred twenty-eight".