It is a tau number, because it is divible by the number of its divisors (192).
It is an Ulam number.
It is a congruent number.
846720 is a Friedman number, since it can be written as 480*(7*6)^2, using all its digits and the basic arithmetic operations.
2846720 is an apocalyptic number.
846720 is a gapful number since it is divisible by the number (80) 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 846720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1744200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
846720 is a wasteful number, since it uses less digits than its factorization.
846720 is an odious number, because the sum of its binary digits is odd.
The square root of 846720 is about 920.1738966087. The cubic root of 846720 is about 94.6048219573.
The spelling of 846720 in words is "eight hundred forty-six thousand, seven hundred twenty".