What is the storage capacity of a 3.5 high-density floop disk?

A 3.5-inch high-density floppy disk has a storage capacity of 1.44 megabytes (MB). This format became popular in the late 1980s and was widely used for data transfer and storage in personal computers. The disk is formatted to hold 80 tracks, with each track containing 18 sectors, each 512 bytes in size.