2347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
2347 is a truncatable prime.
It is a cyclic number.
It is an alternating number because its digits alternate between even and odd.
It is a plaindrome in base 10.
It is a self number, because there is not a number n which added to its sum of digits gives 2347.
22347 is an apocalyptic number.
2347 is an equidigital number, since it uses as much as digits as its factorization.
2347 is an evil number, because the sum of its binary digits is even.
The square root of 2347 is about 48.4458460552. The cubic root of 2347 is about 13.2893690841.
Adding to 2347 its reverse (7432), we get a palindrome (9779).
The spelling of 2347 in words is "two thousand, three hundred forty-seven", and thus it is an iban number.