723928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 723928.
It is a congruent number.
2723928 is an apocalyptic number.
It is an amenable number.
723928 is a wasteful number, since it uses less digits than its factorization.
723928 is an evil number, because the sum of its binary digits is even.
The square root of 723928 is about 850.8395853508. The cubic root of 723928 is about 89.7907897757.
The spelling of 723928 in words is "seven hundred twenty-three thousand, nine hundred twenty-eight".