It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 20126.
220126 is an apocalyptic number.
20126 is the 116-th pentagonal number.
20126 is a wasteful number, since it uses less digits than its factorization.
20126 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 378.
The square root of 20126 is about 141.8661340842. The cubic root of 20126 is about 27.2010596473.
Subtracting from 20126 its product of nonzero digits (24), we obtain a palindrome (20102).
Adding to 20126 its reverse (62102), we get a palindrome (82228).
The spelling of 20126 in words is "twenty thousand, one hundred twenty-six".