345165 has 8 divisors (see below), whose sum is σ = 552288. Its totient is φ = 184080.

The previous prime is 345143. The next prime is 345181. The reversal of 345165 is 561543.

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

It is not a de Polignac number, because 345165 - 2⁵ = 345133 is a prime.

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 345165.

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, 11491 + ... + 11520.

It is an arithmetic number, because the mean of its divisors is an integer number (69036).

2³⁴⁵¹⁶⁵ is an apocalyptic number.

It is an amenable number.

345165 is a deficient number, since it is larger than the sum of its proper divisors (207123).

345165 is a wasteful number, since it uses less digits than its factorization.

345165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23019.

The product of its digits is 1800, while the sum is 24.

The square root of 345165 is about 587.5074467613. The cubic root of 345165 is about 70.1469701211.

The spelling of 345165 in words is "three hundred forty-five thousand, one hundred sixty-five".