8227856808 has 24 divisors (see below), whose sum is σ = 22283779050. Its totient is φ = 2742618912.

The previous prime is 8227856783. The next prime is 8227856827. The reversal of 8227856808 is 8086587228.

8227856808 is a `hidden beast` number, since 8 + 2 + 2 + 78 + 568 + 0 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8226852804 + 1004004 = 90702^2 + 1002^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 57137823 + ... + 57137966.

Almost surely, 2^8227856808 is an apocalyptic number.

It is an amenable number.

8227856808 is an abundant number, since it is smaller than the sum of its proper divisors (14055922242).

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

8227856808 is a wasteful number, since it uses less digits than its factorization.

8227856808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114275801 (or 114275794 counting only the distinct ones).

The product of its (nonzero) digits is 3440640, while the sum is 54.

The square root of 8227856808 is about 90707.5344610358. The cubic root of 8227856808 is about 2018.8105934609.

The spelling of 8227856808 in words is "eight billion, two hundred twenty-seven million, eight hundred fifty-six thousand, eight hundred eight".