Subtracting 1988 from its reverse (8891), we obtain a triangular number (6903 = T117).
1988 is nontrivially palindromic in base 15.
1988 is an admirable number.
1988 is an undulating number in base 15.
It is a nialpdrome in base 7 and base 14.
It is an amenable number.
1988 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.
1988 is a wasteful number, since it uses less digits than its factorization.
1988 is an evil number, because the sum of its binary digits is even.
The square root of 1988 is about 44.5869936192. The cubic root of 1988 is about 12.5739615124.
The spelling of 1988 in words is "one thousand, nine hundred eighty-eight".