288118 has 8 divisors (see below), whose sum is σ = 438480. Its totient is φ = 141960.

The previous prime is 288109. The next prime is 288137. The reversal of 288118 is 811882.

288118 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

288118 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 873 + ... + 1156.

It is an arithmetic number, because the mean of its divisors is an integer number (54810).

2²⁸⁸¹¹⁸ is an apocalyptic number.

288118 is a deficient number, since it is larger than the sum of its proper divisors (150362).

288118 is a wasteful number, since it uses less digits than its factorization.

288118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2102.

The product of its digits is 1024, while the sum is 28.

The square root of 288118 is about 536.7662433499. The cubic root of 288118 is about 66.0475628995.

It can be divided in two parts, 288 and 118, that added together give a triangular number (406 = T₂₈).

The spelling of 288118 in words is "two hundred eighty-eight thousand, one hundred eighteen".