It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 14471 = 29 ⋅499.
It is a cyclic number.
It is a Duffinian number.
It is a Curzon number.
It is a nialpdrome in base 16.
217441 is an apocalyptic number.
It is an amenable number.
17441 is a wasteful number, since it uses less digits than its factorization.
17441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 270.
The square root of 17441 is about 132.0643782403. The cubic root of 17441 is about 25.9332607868.
Subtracting from 17441 its sum of digits (17), we obtain a square (17424 = 1322).
The spelling of 17441 in words is "seventeen thousand, four hundred forty-one", and thus it is an iban number.