288907 has 2 divisors, whose sum is σ = 288908.
Its totient is φ = 288906.
The previous prime is 288877. The next prime is 288913. The reversal of 288907 is 709882.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 288907 - 211 = 286859 is a prime.
It is the 538-th Hogben number.
It is a plaindrome in base 16.
It is not a weakly prime, because it can be changed into another prime (288947) by changing a digit.
It is a nontrivial repunit in base 537.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144453 + 144454.
It is an arithmetic number, because the mean of its divisors is an integer number (144454).
2288907 is an apocalyptic number.
288907 is a deficient number, since it is larger than the sum of its proper divisors (1).
288907 is an equidigital number, since it uses as much as digits as its factorization.
288907 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 8064, while the sum is 34.
The square root of 288907 is about 537.5006976740.
The cubic root of 288907 is about 66.1077975151.
The spelling of 288907 in words is "two hundred eighty-eight thousand, nine hundred seven".