Fatto matematico: 4722 is the number of lines passing through at least 2 points of an 12×12 grid of points.
Trivia: 4722 is a boring number.
Data storica: December 4th is the day in 2006 that an adult giant squid is caught on video for the first time by Tsunemi Kubodera near the Ogasawara Islands, 1,000 km (620 mi) south of Tokyo.