165356 has 12 divisors (see below), whose sum is σ = 294168. Its totient is φ = 81312.

The previous prime is 165349. The next prime is 165367. The reversal of 165356 is 653561.

165356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41 + ... + 576.

It is an arithmetic number, because the mean of its divisors is an integer number (24514).

2¹⁶⁵³⁵⁶ is an apocalyptic number.

It is an amenable number.

165356 is a deficient number, since it is larger than the sum of its proper divisors (128812).

165356 is a wasteful number, since it uses less digits than its factorization.

165356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688 (or 686 counting only the distinct ones).

The product of its digits is 2700, while the sum is 26.

The square root of 165356 is about 406.6398898288. The cubic root of 165356 is about 54.8874834743.

The spelling of 165356 in words is "one hundred sixty-five thousand, three hundred fifty-six".