Adding to 50220242 its reverse (24202205), we get a palindrome (74422447).
It is an ABA number since it can be written as A⋅BA, here for A=2, B=5011.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 50220242.
It is an unprimeable number.
Almost surely, 250220242 is an apocalyptic number.
50220242 is an frugal number, since it uses more digits than its factorization.
50220242 is an odious number, because the sum of its binary digits is odd.
The square root of 50220242 is about 7086.6241610516. The cubic root of 50220242 is about 368.9432765583.
The spelling of 50220242 in words is "fifty million, two hundred twenty thousand, two hundred forty-two".