1492

1492 = 2² x 373.

1492 has a representation as a sum of two squares: 1492 = 14² + 36².

1492 is a number whose square starts with three identical digits: 1492² = 2,226,064.

1492 is the least power of 2 that has exactly six consecutive zeros in its decimal representation.

The remainder when 1776^1492! is divided by 2000 is 1376. Remarkably, the remainder when 1492^1776! is divided by 2000 is also 1376.

1492 was the year in which Christopher Columbus set out on his first voyage across the Atlantic Ocean to the Americas. It was a leap year (Julian calendar).

Source: USA Mathematical Talent Search