2939 is nontrivially palindromic in base 16.
It is a weak prime.
2939 is a truncatable prime.
It is a cyclic number.
It is a Sophie Germain prime.
It is a Chen prime.
It is a d-powerful number, because it can be written as 211 + 36 + 92 + 92 .
2939 is an undulating number in base 16.
It is a plaindrome in base 7.
22939 is an apocalyptic number.
2939 is an equidigital number, since it uses as much as digits as its factorization.
2939 is an odious number, because the sum of its binary digits is odd.
The square root of 2939 is about 54.2125446737. The cubic root of 2939 is about 14.3240731004.
Subtracting from 2939 its sum of digits (23), we obtain a square (2916 = 542).
The spelling of 2939 in words is "two thousand, nine hundred thirty-nine".