288104 has 8 divisors (see below), whose sum is σ = 540210. Its totient is φ = 144048.

The previous prime is 288089. The next prime is 288109. The reversal of 288104 is 401882.

It can be written as a sum of positive squares in only one way, i.e., 252004 + 36100 = 502^2 + 190^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 288104.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 288104.

It is not an unprimeable number, because it can be changed into a prime (288109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17999 + ... + 18014.

2²⁸⁸¹⁰⁴ is an apocalyptic number.

It is an amenable number.

288104 is a deficient number, since it is larger than the sum of its proper divisors (252106).

288104 is a wasteful number, since it uses less digits than its factorization.

288104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36019 (or 36015 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

The square root of 288104 is about 536.7532021330. The cubic root of 288104 is about 66.0464931054.

Adding to 288104 its reverse (401882), we get a palindrome (689986).

The spelling of 288104 in words is "two hundred eighty-eight thousand, one hundred four".