8897227866 has 32 divisors (see below), whose sum is σ = 20305990080. Its totient is φ = 2885586768.

The previous prime is 8897227861. The next prime is 8897227877. The reversal of 8897227866 is 6687227988.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8897227861) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2224536 + ... + 2228531.

It is an arithmetic number, because the mean of its divisors is an integer number (634562190).

Almost surely, 2^8897227866 is an apocalyptic number.

8897227866 is an abundant number, since it is smaller than the sum of its proper divisors (11408762214).

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

8897227866 is a wasteful number, since it uses less digits than its factorization.

8897227866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4453115 (or 4453109 counting only the distinct ones).

The product of its digits is 32514048, while the sum is 63.

The square root of 8897227866 is about 94325.1178955001. The cubic root of 8897227866 is about 2072.1359133588.

The spelling of 8897227866 in words is "eight billion, eight hundred ninety-seven million, two hundred twenty-seven thousand, eight hundred sixty-six".