9217930216 has 32 divisors (see below), whose sum is σ = 19136285280. Its totient is φ = 4127428800.

The previous prime is 9217930207. The next prime is 9217930261. The reversal of 9217930216 is 6120397129.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 775815 + ... + 787606.

It is an arithmetic number, because the mean of its divisors is an integer number (598008915).

Almost surely, 2^9217930216 is an apocalyptic number.

It is an amenable number.

9217930216 is an abundant number, since it is smaller than the sum of its proper divisors (9918355064).

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

9217930216 is a wasteful number, since it uses less digits than its factorization.

9217930216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1563505 (or 1563501 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 9217930216 is about 96010.0526819978. The cubic root of 9217930216 is about 2096.7394765897.

The spelling of 9217930216 in words is "nine billion, two hundred seventeen million, nine hundred thirty thousand, two hundred sixteen".