165227 has 4 divisors (see below), whose sum is σ = 166656. Its totient is φ = 163800.

The previous prime is 165211. The next prime is 165229. The reversal of 165227 is 722561.

165227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 165227 - 2⁴ = 165211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 524 + ... + 777.

It is an arithmetic number, because the mean of its divisors is an integer number (41664).

2¹⁶⁵²²⁷ is an apocalyptic number.

165227 is a deficient number, since it is larger than the sum of its proper divisors (1429).

165227 is a wasteful number, since it uses less digits than its factorization.

165227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428.

The product of its digits is 840, while the sum is 23.

The square root of 165227 is about 406.4812418796. The cubic root of 165227 is about 54.8732065458.

Adding to 165227 its reverse (722561), we get a palindrome (887788).

The spelling of 165227 in words is "one hundred sixty-five thousand, two hundred twenty-seven".