Hecho general: 4667 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 4667 is a boring number.
Trivia: 4667 is an uninteresting number.
Fecha histórica: October 10th is the day in 1911 that the Wuchang Uprising leads to the demise of Qing Dynasty, the last Imperial court in China, and the founding of the Republic of China.