288165 has 8 divisors (see below), whose sum is σ = 461088. Its totient is φ = 153680.

The previous prime is 288137. The next prime is 288179. The reversal of 288165 is 561882.

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

It is not a de Polignac number, because 288165 - 2¹⁰ = 287141 is a prime.

288165 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 288165.

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, 9591 + ... + 9620.

It is an arithmetic number, because the mean of its divisors is an integer number (57636).

2²⁸⁸¹⁶⁵ is an apocalyptic number.

It is an amenable number.

288165 is a deficient number, since it is larger than the sum of its proper divisors (172923).

288165 is a wasteful number, since it uses less digits than its factorization.

288165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19219.

The product of its digits is 3840, while the sum is 30.

The square root of 288165 is about 536.8100222611. The cubic root of 288165 is about 66.0511540979.

The spelling of 288165 in words is "two hundred eighty-eight thousand, one hundred sixty-five".