8582217238 has 16 divisors (see below), whose sum is σ = 14749071264. Its totient is φ = 3668918400.

The previous prime is 8582217233. The next prime is 8582217239. The reversal of 8582217238 is 8327122858.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8582217233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 758745 + ... + 769972.

It is an arithmetic number, because the mean of its divisors is an integer number (921816954).

Almost surely, 2^8582217238 is an apocalyptic number.

8582217238 is a deficient number, since it is larger than the sum of its proper divisors (6166854026).

8582217238 is a wasteful number, since it uses less digits than its factorization.

8582217238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1529127.

The product of its digits is 430080, while the sum is 46.

The square root of 8582217238 is about 92640.2571132011. The cubic root of 8582217238 is about 2047.3864960439.

The spelling of 8582217238 in words is "eight billion, five hundred eighty-two million, two hundred seventeen thousand, two hundred thirty-eight".