Adding to 40214 its reverse (41204), we get a palindrome (81418).
Subtracting 40214 from its reverse (41204), we obtain a triangular number (990 = T44).
40214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two 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 40214.
240214 is an apocalyptic number.
40214 is a wasteful number, since it uses less digits than its factorization.
40214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20109.
The square root of 40214 is about 200.5342863453. The cubic root of 40214 is about 34.2603996338.
The spelling of 40214 in words is "forty thousand, two hundred fourteen", and thus it is an iban number.