It is a Curzon number.
It is a plaindrome in base 11.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 3738.
3738 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
23738 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3738, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3738 is a wasteful number, since it uses less digits than its factorization.
3738 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101.
The square root of 3738 is about 61.1391854705. The cubic root of 3738 is about 15.5195729149.
The spelling of 3738 in words is "three thousand, seven hundred thirty-eight".