♦ India celebrates the National Mathematics Day every year on December 22 to commemorate the birth anniversary of Srinivasa Ramanujan.
♦ Former Prime Minister Manmohan Singh proclaimed this day as the National Mathematics Day in 2012. Ramanujan was born in Erode in Tamil Nadu in 1887.
♦ Ramanujan stated that 1729 is a very intriguing number. This is also called as Ramanujan Number.