8242474847 has 2 divisors, whose sum is σ = 8242474848. Its totient is φ = 8242474846.

The previous prime is 8242474841. The next prime is 8242474901. The reversal of 8242474847 is 7484742428.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8242474847 - 2⁴ = 8242474831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8242474795 and 8242474804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8242474841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4121237423 + 4121237424.

It is an arithmetic number, because the mean of its divisors is an integer number (4121237424).

Almost surely, 2^8242474847 is an apocalyptic number.

8242474847 is a deficient number, since it is larger than the sum of its proper divisors (1).

8242474847 is an equidigital number, since it uses as much as digits as its factorization.

8242474847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3211264, while the sum is 50.

The square root of 8242474847 is about 90788.0765684569. The cubic root of 8242474847 is about 2020.0054608061.

The spelling of 8242474847 in words is "eight billion, two hundred forty-two million, four hundred seventy-four thousand, eight hundred forty-seven".