It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is an unprimeable number.
75636 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
275636 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 75636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75636 is a wasteful number, since it uses less digits than its factorization.
75636 is an odious number, because the sum of its binary digits is odd.
The square root of 75636 is about 275.0199992728. The cubic root of 75636 is about 42.2905030404.
The spelling of 75636 in words is "seventy-five thousand, six hundred thirty-six".