It is a tau number, because it is divible by the number of its divisors (84).
It is a congruent number.
268544 is an apocalyptic number.
68544 is a gapful number since it is divisible by the number (64) 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 68544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68544 is a wasteful number, since it uses less digits than its factorization.
68544 is an evil number, because the sum of its binary digits is even.
The square root of 68544 is about 261.8090907513. The cubic root of 68544 is about 40.9251061874.
The spelling of 68544 in words is "sixty-eight thousand, five hundred forty-four".