The number "500" is an integer that comes after 499 and before 501. It is often used in various contexts, such as counting, measuring, and representing quantities. In Roman numerals, 500 is represented as D. In the realm of mathematics, 500 is an even number and can be divided by 1, 2, 4, 5, 10, 20, 25, 50, 100, and 250. It is also notable for being a round number, which makes it useful in statistics and data analysis. Additionally, 500 is commonly associated with milestones, such as the 500th anniversary of an event.