8635222312 has 32 divisors (see below), whose sum is σ = 16394522400. Its totient is φ = 4263689664.

The previous prime is 8635222261. The next prime is 8635222313. The reversal of 8635222312 is 2132225368.

It is not an unprimeable number, because it can be changed into a prime (8635222313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183639 + ... + 225817.

It is an arithmetic number, because the mean of its divisors is an integer number (512328825).

Almost surely, 2^8635222312 is an apocalyptic number.

It is an amenable number.

8635222312 is a deficient number, since it is larger than the sum of its proper divisors (7759300088).

8635222312 is a wasteful number, since it uses less digits than its factorization.

8635222312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42505 (or 42501 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 8635222312 is about 92925.8968856368. The cubic root of 8635222312 is about 2051.5928379609.

The spelling of 8635222312 in words is "eight billion, six hundred thirty-five million, two hundred twenty-two thousand, three hundred twelve".