The number 49 is a natural number that follows 48 and precedes 50. It is an odd number and can be expressed as the square of 7, since 7 \times 7 = 49. In mathematics, it is also considered a composite number because it has divisors other than 1 and itself, specifically 7. In various cultures, the number 49 holds significance. For example, in Japanese culture, it is associated with death because the pronunciation of the number can sound like the word for suffering. Additionally, in sports, a team may have 49 players on its roster, depending on the league's regulations.