Delhi (; Hindi pronunciation: [ˈdɪlːiː] Dillī; Punjabi pronunciation: [ˈdɪlːiː] Dillī; Urdu pronunciation: [ˈdɛɦliː] Dêhlī), officially the National Capital Territory (NCT) of Delhi, is a city and a union territory of India containing New Delhi, the capital of India. Located on the Yamuna river, Delhi is bordered by the state of Haryana on three sides and by Uttar Pradesh to the east. The NCT covers an area of 1,484 square kilometres (573 sq mi). According to the 2011 census, Delhi's city proper population was over 11 million, while the NCT's population was about 16.8 million. Delhi's urban agglomeration, which includes the satellite cities of Ghaziabad, Faridabad, Gurgaon and Noida in an area known as the National Capital Region (NCR), has an estimated population of over 28 million, makin