It is a plaindrome in base 15.
It is a congruent number.
24340 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 4340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4340 is a wasteful number, since it uses less digits than its factorization.
4340 is an evil number, because the sum of its binary digits is even.
The square root of 4340 is about 65.8786763680. The cubic root of 4340 is about 16.3116005092.
Adding to 4340 its reverse (434), we get a palindrome (4774).
The spelling of 4340 in words is "four thousand, three hundred forty", and thus it is an iban number.