Uruguay (full name, Oriental Republic of Uruguay) covers an area of approximately 176,200 sq km with a terrain consisting of rolling plains, low hills and fertile coastal lowland. Uruguay borders Argentina and Brazil, and has 660 km of coastline. The country is divided into 19 departments: Artigas, Canelones, Cerro Largo, Colonia, Durazno, Flores, Florida, Lavalleja, Maldonado, Montevideo, Paysandu, Rio Negro, Rivera, Rocha, Salto, San Jose, Soriano, Tacuarembo and Treinta y Tres. Montevideo is the capital, with a time difference of 3 hours behind that of GMT. The currency is the Uruguayan peso, and exports include meat, rice, leather products, vehicles, dairy products, wool and electricity. The population of approximately 3,500,000 people comprises an ethnic makeup that is 88% white. The primary languages are Spanish and Portunol or Brazilero (Portuguese-Spanish mix), and the predominant religion is Christianity.