Much mythology has accrued around the AK, mainly on account of Hollywood representations. If you dig deeper, however, you find that it is no more powerful than many other assault rifles and is not particularly accurate. What it dies deliver, in spades, is awesome reliability, total ease of use and maintenance, and vast distribution across the world.
Chris McNab, "AK-47/AKM (1949)", Small Arms: The World's Greatest Small Arms From the Age of Automatic Weapons (2022), London: Amber Books, hardcover, p. 118