Fatto generale: 17927 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 17927 is an uninteresting number.
Trivia: 17927 is an unremarkable number.
Data storica: January 29th is the day in 2005 that the first direct commercial flights from mainland China (from Guangzhou) to Taiwan since 1949 arrived in Taipei.