288885 has 8 divisors (see below), whose sum is σ = 462240. Its totient is φ = 154064.

The previous prime is 288877. The next prime is 288907. The reversal of 288885 is 588882.

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

It is a cyclic number.

It is not a de Polignac number, because 288885 - 2³ = 288877 is a prime.

It is a congruent number.

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, 9615 + ... + 9644.

It is an arithmetic number, because the mean of its divisors is an integer number (57780).

2²⁸⁸⁸⁸⁵ is an apocalyptic number.

It is an amenable number.

288885 is a deficient number, since it is larger than the sum of its proper divisors (173355).

288885 is a wasteful number, since it uses less digits than its factorization.

288885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19267.

The product of its digits is 40960, while the sum is 39.

The square root of 288885 is about 537.4802321946. The cubic root of 288885 is about 66.1061194567.

The spelling of 288885 in words is "two hundred eighty-eight thousand, eight hundred eighty-five".