335 = 5 x 67. It is divisible by the number of primes below it (67).
335 is a number that cannot be written as a sum of three squares.
335 is a divisor of 662 - 1.
2335 is the smallest power of 2 that equals the sum of four consecutive primes.
335 is 656 in base 7.
Source: Prime Curios!