It is a plaindrome in base 11.
It is a nialpdrome in base 5 and base 16.
It is a zygodrome in base 5.
It is a congruent number.
It is an unprimeable number.
23750 is an apocalyptic number.
3750 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 3750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4686).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3750 is an equidigital number, since it uses as much as digits as its factorization.
3750 is an odious number, because the sum of its binary digits is odd.
The square root of 3750 is about 61.2372435696. The cubic root of 3750 is about 15.5361625298.
The spelling of 3750 in words is "three thousand, seven hundred fifty".