22162 has 8 divisors (see below), whose sum is σ = 38016. Its totient is φ = 9492.

The previous prime is 22159. The next prime is 22171. The reversal of 22162 is 26122.

It is a happy number.

22162 is nontrivially palindromic in base 13.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 8 and base 14.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 778 + ... + 805.

It is an arithmetic number, because the mean of its divisors is an integer number (4752).

2²²¹⁶² is an apocalyptic number.

22162 is a deficient number, since it is larger than the sum of its proper divisors (15854).

22162 is a wasteful number, since it uses less digits than its factorization.

22162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1592.

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

The square root of 22162 is about 148.8690699910. The cubic root of 22162 is about 28.0890025057.

Adding to 22162 its reverse (26122), we get a palindrome (48284).

The spelling of 22162 in words is "twenty-two thousand, one hundred sixty-two".