5575

5575 is a natural number that comes after 5574 and before 5576. In mathematics, it is a composite number with prime factorization 5575 = 5^2 × 223. Its positive divisors are 1, 5, 25, 223, 1115, and 5575. The sum of its proper divisors is 1369, which equals 37^2, a notable curiosity for this value. The number is odd and not a multiple of 3 or 11.

In decimal notation, 5575 uses four digits and has a digit sum of 22, giving a digital root of 4. Beyond pure number theory, 5575 can be used as an identifier in various catalogs, product models, or serial codes, and may appear as a postal or internal designation in different systems. There is no widely recognized historical event, astronomical object, or cultural symbol that is universally associated with the number 5575.

See also: surrounding integers such as 5574 and 5576.