It is a happy number.
2518 is nontrivially palindromic in base 14.
2518 is an esthetic number in base 14, because in such base its adjacent digits differ by 1.
It is a semiprime because it is the product of two primes.
2518 is an undulating number in base 14.
It is a plaindrome in base 12.
It is a congruent number.
It is an unprimeable number.
2518 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2518 is a wasteful number, since it uses less digits than its factorization.
2518 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1261.
The square root of 2518 is about 50.1796771612. The cubic root of 2518 is about 13.6045832304.
The spelling of 2518 in words is "two thousand, five hundred eighteen".