16222 has 4 divisors (see below), whose sum is σ = 24336. Its totient is φ = 8110.

The previous prime is 16217. The next prime is 16223. The reversal of 16222 is 22261.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22261 = 113 ⋅197.

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

16222 is a modest number, since divided by 222 gives 16 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4054 + ... + 4057.

It is an arithmetic number, because the mean of its divisors is an integer number (6084).

2¹⁶²²² is an apocalyptic number.

16222 is a deficient number, since it is larger than the sum of its proper divisors (8114).

16222 is an equidigital number, since it uses as much as digits as its factorization.

16222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8113.

The product of its digits is 48, while the sum is 13.

The square root of 16222 is about 127.3656154541. The cubic root of 16222 is about 25.3144288019.

Adding to 16222 its reverse (22261), we get a palindrome (38483).

The spelling of 16222 in words is "sixteen thousand, two hundred twenty-two".