Rhineland-Palatinate (German: Rheinland-Pfalz, pronounced [ˈʁaɪ̯nlant ˈp͡falt͡s]; French: Rhénanie-Palatinat) is one of the 16 states (German: Bundesländer) of the Federal Republic of Germany. It has an area of 19,846 square kilometres (7,663 sq mi) and about four million inhabitants. Its state capital is Mainz. Rhineland-Palatinate is located in western Germany and borders Belgium, Luxembourg and France, and the German states of North Rhine-Westphalia, Hesse, Baden-Württemberg and Saarland.