As of 11 a.m. Thursday, players have already bought more than 225,000 Mega Millions tickets.
About 950,000 tickets were purchased on Wednesday, so the total ticket purchases for Friday night's drawing have already passed the one million mark.
Players bought 3.8 million tickets for Tuesday night's drawing, with 2.6 million purchased on Tuesday, when the jackpot was $667 million.
Friday's Mega Millions jackpot is $970 million with a $513 million lump sum cash option. It is the second largest lottery jackpot in U.S. history.