8242442122 has 32 divisors (see below), whose sum is σ = 12974218704. Its totient is φ = 3923251200.

The previous prime is 8242442119. The next prime is 8242442137. The reversal of 8242442122 is 2212442428.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 3488201721 + 4754240401 = 59061^2 + 68951^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 866472 + ... + 875932.

Almost surely, 2^8242442122 is an apocalyptic number.

8242442122 is a deficient number, since it is larger than the sum of its proper divisors (4731776582).

8242442122 is a wasteful number, since it uses less digits than its factorization.

8242442122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9754.

The product of its digits is 16384, while the sum is 31.

The square root of 8242442122 is about 90787.8963408669. The cubic root of 8242442122 is about 2020.0027874680.

The spelling of 8242442122 in words is "eight billion, two hundred forty-two million, four hundred forty-two thousand, one hundred twenty-two".