A megahertz is one million (or 106) hertz.
See hertz, kilohertz (one thousand hertz), gigahertz[?] (109 hertz), terahertz[?] (1012 hertz), and petahertz[?] (1015 hertz).
... of it is water. The total area is 0.56% water. Demographics As of the census of 2000, there are 5,400 people, 1,693 households, and 1,286 families residing in the ...