182218 has 8 divisors (see below), whose sum is σ = 282240. Its totient is φ = 88140.

The previous prime is 182209. The next prime is 182233. The reversal of 182218 is 812281.

182218 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1408 + ... + 1531.

It is an arithmetic number, because the mean of its divisors is an integer number (35280).

2¹⁸²²¹⁸ is an apocalyptic number.

182218 is a deficient number, since it is larger than the sum of its proper divisors (100022).

182218 is a wasteful number, since it uses less digits than its factorization.

182218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2972.

The product of its digits is 256, while the sum is 22.

The square root of 182218 is about 426.8700036311. The cubic root of 182218 is about 56.6931287405.

Adding to 182218 its reverse (812281), we get a palindrome (994499).

It can be divided in two parts, 182 and 218, that added together give a square (400 = 20²).

The spelling of 182218 in words is "one hundred eighty-two thousand, two hundred eighteen".