Bluebulb Projects' The Measure of Things presents:
4,400 is about five times the number of Population of Vatican City.
In other words, it's 5.230 times the count of Population of Vatican City, and the count of Population of Vatican City is 0.1910 times that amount.
(a.k.a. Vatican City State, a.k.a. Stato della Città del Vaticano
, a.k.a. Status Civitatis Vaticanae
) (Rome, Italy) (2014 estimates; permanent residents only)