1398 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
1398 is an admirable number.
1398 is strictly pandigital in base 5.
It is a Curzon number.
It is a plaindrome in base 8.
It is a nialpdrome in base 12 and base 15.
It is a congruent number.
1398 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
1398 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.
1398 is a wasteful number, since it uses less digits than its factorization.
1398 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 238.
The square root of 1398 is about 37.3898381917. The cubic root of 1398 is about 11.1815597919.
The spelling of 1398 in words is "one thousand, three hundred ninety-eight".