It is a tau number, because it is divible by the number of its divisors (144).
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
282240 is a Friedman number, since it can be written as 84^2*20*2, using all its digits and the basic arithmetic operations.
2282240 is an apocalyptic number.
282240 is a gapful number since it is divisible by the number (20) 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 282240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (566865).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
282240 is a wasteful number, since it uses less digits than its factorization.
282240 is an evil number, because the sum of its binary digits is even.
The square root of 282240 is about 531.2626469083. The cubic root of 282240 is about 65.5953199120.
The spelling of 282240 in words is "two hundred eighty-two thousand, two hundred forty".