165022 has 16 divisors (see below), whose sum is σ = 291312. Its totient is φ = 69120.

The previous prime is 165001. The next prime is 165037. The reversal of 165022 is 220561.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 164987 and 165005.

It is a congruent number.

It is an unprimeable number.

165022 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 7 ways as a sum of consecutive naturals, for example, 3 + ... + 574.

It is an arithmetic number, because the mean of its divisors is an integer number (18207).

2¹⁶⁵⁰²² is an apocalyptic number.

165022 is a deficient number, since it is larger than the sum of its proper divisors (126290).

165022 is a wasteful number, since it uses less digits than its factorization.

165022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 165022 is about 406.2289994572. The cubic root of 165022 is about 54.8505031078.

Adding to 165022 its reverse (220561), we get a palindrome (385583).

The spelling of 165022 in words is "one hundred sixty-five thousand, twenty-two".