I only got 423,719 but the game can get addictive.
[qoute]Fingerjig is a 6 minute game that tests your typing prowess. Words are randomly chosen from a dictionary of over 70,000. You must try to type them as quickly and accurately as you can!
The average score for Fingerjig is 476,983. If you can beat this then you're doing well![/qoute]
http://www.jonmiles.co.uk/fingerjig.php