It is a sphenic number, since it is the product of 3 distinct primes.
1338 is an admirable number.
It is an Ulam number.
It is a Curzon number.
It is a plaindrome in base 10 and base 13.
It is an unprimeable number.
21338 is an apocalyptic number.
1338 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1338 is a wasteful number, since it uses less digits than its factorization.
1338 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 228.
The square root of 1338 is about 36.5786823163. The cubic root of 1338 is about 11.0192500393.
Adding to 1338 its reverse (8331), we get a palindrome (9669).
The spelling of 1338 in words is "one thousand, three hundred thirty-eight".