82162 has 4 divisors (see below), whose sum is σ = 123246. Its totient is φ = 41080.

The previous prime is 82153. The next prime is 82163. The reversal of 82162 is 26128.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 72361 + 9801 = 269^2 + 99^2 .

It is not an unprimeable number, because it can be changed into a prime (82163) by changing a digit.

82162 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 as a sum of consecutive naturals, namely, 20539 + ... + 20542.

2⁸²¹⁶² is an apocalyptic number.

82162 is a deficient number, since it is larger than the sum of its proper divisors (41084).

82162 is a wasteful number, since it uses less digits than its factorization.

82162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41083.

The product of its digits is 192, while the sum is 19.

The square root of 82162 is about 286.6391459658. The cubic root of 82162 is about 43.4734060376.

The spelling of 82162 in words is "eighty-two thousand, one hundred sixty-two".