8647494226 has 48 divisors (see below), whose sum is σ = 15418728000. Its totient is φ = 3625842528.

The previous prime is 8647494179. The next prime is 8647494259. The reversal of 8647494226 is 6224947468.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 973915 + ... + 982753.

It is an arithmetic number, because the mean of its divisors is an integer number (321223500).

Almost surely, 2^8647494226 is an apocalyptic number.

8647494226 is a deficient number, since it is larger than the sum of its proper divisors (6771233774).

8647494226 is a wasteful number, since it uses less digits than its factorization.

8647494226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9071 (or 9064 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 52.

The square root of 8647494226 is about 92991.9040884743. The cubic root of 8647494226 is about 2052.5642491051.

The spelling of 8647494226 in words is "eight billion, six hundred forty-seven million, four hundred ninety-four thousand, two hundred twenty-six".