This number is a prime.
2089 will be the bicentennial of the State of Washington, USA, which was named after the first U.S. President, George Washington (whose tricentennial will be the same year). [Engebo]
Sum of a cube and a square in three different ways: 10^3 + 33^2 = 12^3 + 19^2 = 4^3 + 45^2. [Leonardis]