It is a happy number.
It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 31248.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 31248.
231248 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 31248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31248 is a wasteful number, since it uses less digits than its factorization.
31248 is an evil number, because the sum of its binary digits is even.
The square root of 31248 is about 176.7710383519. The cubic root of 31248 is about 31.4973542751.
The spelling of 31248 in words is "thirty-one thousand, two hundred forty-eight".