The number 347 is an integer that follows 346 and precedes 348. It is an odd number and can be expressed as the sum of two prime numbers, specifically 173 + 174. In mathematics, 347 is classified as a composite number, meaning it has divisors other than one and itself. In the context of area codes, 347 is a telephone area code in the North American Numbering Plan. It serves parts of New York City, including the boroughs of the Bronx, Brooklyn, and Queens. This area code was introduced in 1999 to accommodate the growing demand for phone numbers in the region.