288844 has 6 divisors (see below), whose sum is σ = 505484. Its totient is φ = 144420.

The previous prime is 288839. The next prime is 288851. The reversal of 288844 is 448882.

288844 is nontrivially palindromic in base 13.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36102 + ... + 36109.

2²⁸⁸⁸⁴⁴ is an apocalyptic number.

It is an amenable number.

288844 is a deficient number, since it is larger than the sum of its proper divisors (216640).

288844 is a wasteful number, since it uses less digits than its factorization.

288844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72215 (or 72213 counting only the distinct ones).

The product of its digits is 16384, while the sum is 34.

The square root of 288844 is about 537.4420899036. The cubic root of 288844 is about 66.1029919387.

The spelling of 288844 in words is "two hundred eighty-eight thousand, eight hundred forty-four".