Adding to 3724 its reverse (4273), we get a palindrome (7997).
3724 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
3724 is an admirable number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3990).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3724 is a wasteful number, since it uses less digits than its factorization.
3724 is an evil number, because the sum of its binary digits is even.
The square root of 3724 is about 61.0245852096. The cubic root of 3724 is about 15.5001734285.
The spelling of 3724 in words is "three thousand, seven hundred twenty-four", and thus it is an iban number.