8243227242 has 48 divisors (see below), whose sum is σ = 18045387360. Its totient is φ = 2719332000.

The previous prime is 8243227193. The next prime is 8243227247. The reversal of 8243227242 is 2427223428.

It is a junction number, because it is equal to n+sod(n) for n = 8243227197 and 8243227206.

It is not an unprimeable number, because it can be changed into a prime (8243227247) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 2138617 + ... + 2142467.

It is an arithmetic number, because the mean of its divisors is an integer number (375945570).

Almost surely, 2^8243227242 is an apocalyptic number.

8243227242 is an abundant number, since it is smaller than the sum of its proper divisors (9802160118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8243227242 is a wasteful number, since it uses less digits than its factorization.

8243227242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5059 (or 5056 counting only the distinct ones).

The product of its digits is 86016, while the sum is 36.

The square root of 8243227242 is about 90792.2201623025. The cubic root of 8243227242 is about 2020.0669227575.

The spelling of 8243227242 in words is "eight billion, two hundred forty-three million, two hundred twenty-seven thousand, two hundred forty-two".