182216 has 8 divisors (see below), whose sum is σ = 341670. Its totient is φ = 91104.

The previous prime is 182209. The next prime is 182233. The reversal of 182216 is 612281.

182216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 119716 + 62500 = 346^2 + 250^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 182216.

It is an unprimeable number.

182216 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 as a sum of consecutive naturals, namely, 11381 + ... + 11396.

2¹⁸²²¹⁶ is an apocalyptic number.

It is an amenable number.

182216 is a deficient number, since it is larger than the sum of its proper divisors (159454).

182216 is a wasteful number, since it uses less digits than its factorization.

182216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22783 (or 22779 counting only the distinct ones).

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

The square root of 182216 is about 426.8676609911. The cubic root of 182216 is about 56.6929213210.

Adding to 182216 its reverse (612281), we get a palindrome (794497).

The spelling of 182216 in words is "one hundred eighty-two thousand, two hundred sixteen".