It is a congruent number.
It is an unprimeable number.
4312 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
24312 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 4312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5130).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4312 is a wasteful number, since it uses less digits than its factorization.
4312 is an odious number, because the sum of its binary digits is odd.
The square root of 4312 is about 65.6658206375. The cubic root of 4312 is about 16.2764460888.
Adding to 4312 its reverse (2134), we get a palindrome (6446).
The spelling of 4312 in words is "four thousand, three hundred twelve", and thus it is an iban number.