Adding to 2340 its reverse (432), we get a palindrome (2772).
2340 is nontrivially palindromic in base 8.
It is a tau number, because it is divible by the number of its divisors (36).
2340 is a nontrivial repdigit in base 8.
It is a plaindrome in base 8.
It is a nialpdrome in base 5, base 7, base 8 and base 15.
It is a zygodrome in base 8.
It is a congruent number.
22340 is an apocalyptic number.
2340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3822).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2340 is a wasteful number, since it uses less digits than its factorization.
2340 is an evil number, because the sum of its binary digits is even.
The square root of 2340 is about 48.3735464898. The cubic root of 2340 is about 13.2761439426.
The spelling of 2340 in words is "two thousand, three hundred forty", and thus it is an iban number.