LXXXIV is the Roman numeral representation of the number 84. In the Roman numeral system, L stands for 50, X for 10, and V for 5. Therefore, LXXXIV can be broken down as 50 + 30 + 4, which equals 84. The number 84 has various applications, including its use in mathematics and as a designation in sports, such as jersey numbers. It is also significant in cultural contexts, appearing in literature and historical references. For example, George Orwell's novel "1984" explores themes of totalitarianism and surveillance, making the number notable in discussions about dystopian societies.