Subtracting from 2613 its sum of digits (12), we obtain a square (2601 = 512).
Adding to 2613 its reverse (3162), we get a palindrome (5775).
2613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an Ulam number.
It is a Duffinian number.
It is a Curzon number.
It is a nialpdrome in base 15.
It is a congruent number.
It is an amenable number.
2613 is a wasteful number, since it uses less digits than its factorization.
2613 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83.
The square root of 2613 is about 51.1175116765. The cubic root of 2613 is about 13.7735683946.
The spelling of 2613 in words is "two thousand, six hundred thirteen".