Adding to 19000 its reverse (91), we get a palindrome (19091).
It is a happy number.
It is a congruent number.
19000 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
219000 is an apocalyptic number.
19000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 19000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19000 is a wasteful number, since it uses less digits than its factorization.
19000 is an evil number, because the sum of its binary digits is even.
The square root of 19000 is about 137.8404875209. The cubic root of 19000 is about 26.6840164872.
The spelling of 19000 in words is "nineteen thousand".