242 = 2 x 112.
242 has a representation as a sum of two squares: 242 = 112 + 112.
242 is 22222 in base 3.
242 is the maximum number of regions into which 16 circles divide the plane.
All the prime factors and divisors of 242 are palindromic.
242 is the smallest number that is one larger than a prime (241) as well as being one less than the fifth power of another prime (243 = 35).
A Belgian electronic music group in the 1980s went by the name of Front 242.
Source: Prime Curios!