242344847 has 2 divisors, whose sum is σ = 242344848. Its totient is φ = 242344846.

The previous prime is 242344799. The next prime is 242344871. The reversal of 242344847 is 748443242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242344847 - 2⁸ = 242344591 is a prime.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 242344847.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242344247) 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, 121172423 + 121172424.

It is an arithmetic number, because the mean of its divisors is an integer number (121172424).

Almost surely, 2^242344847 is an apocalyptic number.

242344847 is a deficient number, since it is larger than the sum of its proper divisors (1).

242344847 is an equidigital number, since it uses as much as digits as its factorization.

242344847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172032, while the sum is 38.

The square root of 242344847 is about 15567.4290427161. The cubic root of 242344847 is about 623.4638301583.

The spelling of 242344847 in words is "two hundred forty-two million, three hundred forty-four thousand, eight hundred forty-seven".