9228448228 has 12 divisors (see below), whose sum is σ = 16150474620. Its totient is φ = 4614026912.

The previous prime is 9228448189. The next prime is 9228448241. The reversal of 9228448228 is 8228448229.

It can be written as a sum of positive squares in 2 ways, for example, as 4433162724 + 4795285504 = 66582^2 + 69248^2 .

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, 122550 + ... + 182962.

It is an arithmetic number, because the mean of its divisors is an integer number (1345872885).

Almost surely, 2^9228448228 is an apocalyptic number.

It is an amenable number.

9228448228 is a deficient number, since it is larger than the sum of its proper divisors (6922026392).

9228448228 is a wasteful number, since it uses less digits than its factorization.

9228448228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98606 (or 98604 counting only the distinct ones).

The product of its digits is 1179648, while the sum is 49.

The square root of 9228448228 is about 96064.8126422989. The cubic root of 9228448228 is about 2097.5366601872.

Subtracting from 9228448228 its reverse (8228448229), we obtain a palindrome (999999999).

The spelling of 9228448228 in words is "nine billion, two hundred twenty-eight million, four hundred forty-eight thousand, two hundred twenty-eight".