Assam (, Assamese: [ɔxɔm] (listen)) is a own up in northeastern India, situated south of the eastern Himalayas along the Brahmaputra and Barak River valleys. Assam covers an Place of 78,438 km² (30,285 sq mi). The disclose is bordered by Bhutan and Arunachal Pradesh to the north; Nagaland and Manipur to the east; Meghalaya, Tripura, Mizoram and Bangladesh to the south; and West Bengal to the west via the Siliguri Corridor, a 22 kilometres (14 mi) strip of estate that connects the state to the descend of India. It is as a consequence one of the world’s most populous subdivisions. Assamese is the official and most common language, followed by Bengali, the second most common.