8242474679 has 2 divisors, whose sum is σ = 8242474680. Its totient is φ = 8242474678.

The previous prime is 8242474673. The next prime is 8242474687. The reversal of 8242474679 is 9764742428.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8242474679 - 2¹⁶ = 8242409143 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8242474679.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8242474673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4121237339 + 4121237340.

It is an arithmetic number, because the mean of its divisors is an integer number (4121237340).

Almost surely, 2^8242474679 is an apocalyptic number.

8242474679 is a deficient number, since it is larger than the sum of its proper divisors (1).

8242474679 is an equidigital number, since it uses as much as digits as its factorization.

8242474679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5419008, while the sum is 53.

The square root of 8242474679 is about 90788.0756432253. The cubic root of 8242474679 is about 2020.0054470820.

The spelling of 8242474679 in words is "eight billion, two hundred forty-two million, four hundred seventy-four thousand, six hundred seventy-nine".