9216226128 has 40 divisors (see below), whose sum is σ = 23860064128. Its totient is φ = 3065432832.

The previous prime is 9216226121. The next prime is 9216226153. The reversal of 9216226128 is 8216226129.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9216226121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185125 + ... + 229572.

Almost surely, 2^9216226128 is an apocalyptic number.

It is an amenable number.

9216226128 is an abundant number, since it is smaller than the sum of its proper divisors (14643838000).

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

9216226128 is a wasteful number, since it uses less digits than its factorization.

9216226128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415171 (or 415165 counting only the distinct ones).

The product of its digits is 41472, while the sum is 39.

The square root of 9216226128 is about 96001.1777427756. The cubic root of 9216226128 is about 2096.6102628834.

Subtracting from 9216226128 its reverse (8216226129), we obtain a palindrome (999999999).

The spelling of 9216226128 in words is "nine billion, two hundred sixteen million, two hundred twenty-six thousand, one hundred twenty-eight".