8528446242 has 12 divisors (see below), whose sum is σ = 18478300230. Its totient is φ = 2842815408.

The previous prime is 8528446211. The next prime is 8528446243. The reversal of 8528446242 is 2426448258.

It can be written as a sum of positive squares in only one way, i.e., 6528478401 + 1999967841 = 80799^2 + 44721^2 .

It is not an unprimeable number, because it can be changed into a prime (8528446243) 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 in 5 ways as a sum of consecutive naturals, for example, 236901267 + ... + 236901302.

Almost surely, 2^8528446242 is an apocalyptic number.

8528446242 is an abundant number, since it is smaller than the sum of its proper divisors (9949853988).

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

8528446242 is a wasteful number, since it uses less digits than its factorization.

8528446242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473802577 (or 473802574 counting only the distinct ones).

The product of its digits is 983040, while the sum is 45.

The square root of 8528446242 is about 92349.5871241447. The cubic root of 8528446242 is about 2043.1016385343.

The spelling of 8528446242 in words is "eight billion, five hundred twenty-eight million, four hundred forty-six thousand, two hundred forty-two".