8364236872 has 16 divisors (see below), whose sum is σ = 16106808060. Its totient is φ = 4069088064.

The previous prime is 8364236843. The next prime is 8364236911. The reversal of 8364236872 is 2786324638.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8362370916 + 1865956 = 91446^2 + 1366^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14128483 + ... + 14129074.

Almost surely, 2^8364236872 is an apocalyptic number.

It is an amenable number.

8364236872 is a deficient number, since it is larger than the sum of its proper divisors (7742571188).

8364236872 is a wasteful number, since it uses less digits than its factorization.

8364236872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28257600 (or 28257596 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 49.

The square root of 8364236872 is about 91456.2019329471. The cubic root of 8364236872 is about 2029.9037277906.

The spelling of 8364236872 in words is "eight billion, three hundred sixty-four million, two hundred thirty-six thousand, eight hundred seventy-two".