Subtracting from 3612 its sum of digits (12), we obtain a square (3600 = 602).
Adding to 3612 its reverse (2163), we get a palindrome (5775).
3612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a nude number because it is divisible by every one of its digits.
It is a d-powerful number, because it can be written as 37 + 1 + 64 + 27 .
It is an alternating number because its digits alternate between odd and even.
It is a nialpdrome in base 12.
It is a zygodrome in base 2.
It is a congruent number.
23612 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 3612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3612 is a wasteful number, since it uses less digits than its factorization.
3612 is an evil number, because the sum of its binary digits is even.
The square root of 3612 is about 60.0999168053. The cubic root of 3612 is about 15.3431988601.
The spelling of 3612 in words is "three thousand, six hundred twelve".