165922 has 8 divisors (see below), whose sum is σ = 259776. Its totient is φ = 79332.

The previous prime is 165901. The next prime is 165931. The reversal of 165922 is 229561.

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

It is a super-2 number, since 2×165922² = 55060220168, which contains 22 as substring.

It is a plaindrome in base 14.

It is an unprimeable number.

165922 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 (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1758 + ... + 1849.

It is an arithmetic number, because the mean of its divisors is an integer number (32472).

2¹⁶⁵⁹²² is an apocalyptic number.

165922 is a deficient number, since it is larger than the sum of its proper divisors (93854).

165922 is a wasteful number, since it uses less digits than its factorization.

165922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3632.

The product of its digits is 1080, while the sum is 25.

The square root of 165922 is about 407.3352427669. The cubic root of 165922 is about 54.9500372716.

It can be divided in two parts, 1659 and 22, that added together give a square (1681 = 41²).

The spelling of 165922 in words is "one hundred sixty-five thousand, nine hundred twenty-two".