288247 has 2 divisors, whose sum is σ = 288248. Its totient is φ = 288246.

The previous prime is 288241. The next prime is 288257. The reversal of 288247 is 742882.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 288247 - 2¹¹ = 286199 is a prime.

It is a d-powerful number, because it can be written as 2¹⁰ + 8² + 2¹³ + 8⁶ + 4² + 7⁵ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (288241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144123 + 144124.

It is an arithmetic number, because the mean of its divisors is an integer number (144124).

2²⁸⁸²⁴⁷ is an apocalyptic number.

288247 is a deficient number, since it is larger than the sum of its proper divisors (1).

288247 is an equidigital number, since it uses as much as digits as its factorization.

288247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7168, while the sum is 31.

The square root of 288247 is about 536.8863939420. The cubic root of 288247 is about 66.0574186581.

It can be divided in two parts, 288 and 247, that added together give a palindrome (535).

The spelling of 288247 in words is "two hundred eighty-eight thousand, two hundred forty-seven".