Adding to 15422 its reverse (22451), we get a palindrome (37873).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a d-powerful number, because it can be written as 1 + 55 + 46 + 23 + 213 .
It is a congruent number.
15422 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
215422 is an apocalyptic number.
15422 is a wasteful number, since it uses less digits than its factorization.
15422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 714.
The square root of 15422 is about 124.1853453512. The cubic root of 15422 is about 24.8912610527.
The spelling of 15422 in words is "fifteen thousand, four hundred twenty-two".