If you are looking for a specific program, game, or document that was originally hosted there, I recommend searching for the of the content rather than the archive filename.
The specific content of a file named hosted on MegaUpload cannot be determined with certainty, as MegaUpload was shut down by the U.S. Department of Justice in January 2012. Context of "2.rar" on MegaUpload 2.rar - MegaUpload
: Generic filenames like "2.rar" were extremely common on file-sharing sites. Without a specific link or a surrounding forum post/article, it is impossible to know what was inside. If you are looking for a specific program,