328728 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a d-powerful number, because it can be written as 32 + 210 + 7 + 8 + 216 + 86 .
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 328728.
2328728 is an apocalyptic number.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
328728 is a wasteful number, since it uses less digits than its factorization.
328728 is an odious number, because the sum of its binary digits is odd.
The square root of 328728 is about 573.3480618263. The cubic root of 328728 is about 69.0153295073.
The spelling of 328728 in words is "three hundred twenty-eight thousand, seven hundred twenty-eight".