162218 has 8 divisors (see below), whose sum is σ = 278112. Its totient is φ = 69516.

The previous prime is 162209. The next prime is 162221. The reversal of 162218 is 812261.

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

It is a Curzon number.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 162218.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 162218.

It is an unprimeable number.

162218 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5780 + ... + 5807.

It is an arithmetic number, because the mean of its divisors is an integer number (34764).

2¹⁶²²¹⁸ is an apocalyptic number.

162218 is a deficient number, since it is larger than the sum of its proper divisors (115894).

162218 is a wasteful number, since it uses less digits than its factorization.

162218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11596.

The product of its digits is 192, while the sum is 20.

The square root of 162218 is about 402.7629575818. The cubic root of 162218 is about 54.5380594351.

Adding to 162218 its reverse (812261), we get a palindrome (974479).

The spelling of 162218 in words is "one hundred sixty-two thousand, two hundred eighteen".