342165 has 8 divisors (see below), whose sum is σ = 547488. Its totient is φ = 182480.

The previous prime is 342143. The next prime is 342179. The reversal of 342165 is 561243.

It is a happy number.

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

It is not a de Polignac number, because 342165 - 2⁶ = 342101 is a prime.

342165 is a lucky number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 342165.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11391 + ... + 11420.

It is an arithmetic number, because the mean of its divisors is an integer number (68436).

2³⁴²¹⁶⁵ is an apocalyptic number.

It is an amenable number.

342165 is a deficient number, since it is larger than the sum of its proper divisors (205323).

342165 is a wasteful number, since it uses less digits than its factorization.

342165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22819.

The product of its digits is 720, while the sum is 21.

The square root of 342165 is about 584.9487157008. The cubic root of 342165 is about 69.9431511229.

It can be divided in two parts, 3421 and 65, that added together give a triangular number (3486 = T₈₃).

The spelling of 342165 in words is "three hundred forty-two thousand, one hundred sixty-five".