Adding to 65422 its reverse (22456), we get a palindrome (87878).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a nialpdrome in base 10.
It is a self number, because there is not a number n which added to its sum of digits gives 65422.
It is a congruent number.
265422 is an apocalyptic number.
65422 is a wasteful number, since it uses less digits than its factorization.
65422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4682.
The square root of 65422 is about 255.7772468379. Note that the first 3 decimals coincide. The cubic root of 65422 is about 40.2940825871.
The spelling of 65422 in words is "sixty-five thousand, four hundred twenty-two".