8899273218 has 32 divisors (see below), whose sum is σ = 19420160832. Its totient is φ = 2696254400.

The previous prime is 8899273213. The next prime is 8899273247. The reversal of 8899273218 is 8123729988.

It is a super-2 number, since 2×8899273218² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8899273211) 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, 525808 + ... + 542468.

It is an arithmetic number, because the mean of its divisors is an integer number (606880026).

Almost surely, 2^8899273218 is an apocalyptic number.

8899273218 is an abundant number, since it is smaller than the sum of its proper divisors (10520887614).

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

8899273218 is a wasteful number, since it uses less digits than its factorization.

8899273218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24770.

The product of its digits is 3483648, while the sum is 57.

The square root of 8899273218 is about 94335.9593050285. The cubic root of 8899273218 is about 2072.2946865059.

The spelling of 8899273218 in words is "eight billion, eight hundred ninety-nine million, two hundred seventy-three thousand, two hundred eighteen".