50040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
It is a nialpdrome in base 15.
It is a congruent number.
250040 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 50040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50040 is a wasteful number, since it uses less digits than its factorization.
50040 is an evil number, because the sum of its binary digits is even.
The square root of 50040 is about 223.6962225877. The cubic root of 50040 is about 36.8501364518.
Adding to 50040 its reverse (4005), we get a palindrome (54045).
The spelling of 50040 in words is "fifty thousand, forty", and thus it is an eban number.