288422647 has 2 divisors, whose sum is σ = 288422648. Its totient is φ = 288422646.

The previous prime is 288422627. The next prime is 288422653. The reversal of 288422647 is 746224882.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 288422647 - 2¹¹ = 288420599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (288422627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144211323 + 144211324.

It is an arithmetic number, because the mean of its divisors is an integer number (144211324).

Almost surely, 2^288422647 is an apocalyptic number.

288422647 is a deficient number, since it is larger than the sum of its proper divisors (1).

288422647 is an equidigital number, since it uses as much as digits as its factorization.

288422647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 344064, while the sum is 43.

The square root of 288422647 is about 16983.0105399484. The cubic root of 288422647 is about 660.7083357822.

The spelling of 288422647 in words is "two hundred eighty-eight million, four hundred twenty-two thousand, six hundred forty-seven".