8582222538 has 32 divisors (see below), whose sum is σ = 19075547520. Its totient is φ = 2860149600.

The previous prime is 8582222527. The next prime is 8582222543. The reversal of 8582222538 is 8352222858.

It is a super-2 number, since 2×8582222538² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8582222493 and 8582222502.

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, 304963 + ... + 331913.

It is an arithmetic number, because the mean of its divisors is an integer number (596110860).

Almost surely, 2^8582222538 is an apocalyptic number.

8582222538 is an abundant number, since it is smaller than the sum of its proper divisors (10493324982).

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

8582222538 is a wasteful number, since it uses less digits than its factorization.

8582222538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32859 (or 32853 counting only the distinct ones).

The product of its digits is 614400, while the sum is 45.

The square root of 8582222538 is about 92640.2857184713. The cubic root of 8582222538 is about 2047.3869175024.

The spelling of 8582222538 in words is "eight billion, five hundred eighty-two million, two hundred twenty-two thousand, five hundred thirty-eight".