1847 is a prime number.
1847 is the number of 2 x 2 x 2 Rubik's cube positions that require exactly four moves to solve.
1847 is 24342 (palindromic) in base 5. It is 737 in base 16 (A029732).
1847 is the sum of the first 50 nonprimes (A051349).
1847 is the lower prime of a difference of 14 between consecutive primes (A031932).
The first adhesive U.S. postage stamp went on sale in the year 1847. Thomas Edison was born in the year 1847 and died in the prime year 1931.
Source: Prime Curios!