9222000520 has 64 divisors (see below), whose sum is σ = 21126510720. Its totient is φ = 3622316544.

The previous prime is 9222000517. The next prime is 9222000527. The reversal of 9222000520 is 250002229.

It is a junction number, because it is equal to n+sod(n) for n = 9222000491 and 9222000500.

It is not an unprimeable number, because it can be changed into a prime (9222000527) 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, 546124 + ... + 562756.

It is an arithmetic number, because the mean of its divisors is an integer number (330101730).

Almost surely, 2^9222000520 is an apocalyptic number.

9222000520 is the 55444-th octagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9222000520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10563255360).

9222000520 is an abundant number, since it is smaller than the sum of its proper divisors (11904510200).

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

9222000520 is a wasteful number, since it uses less digits than its factorization.

9222000520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16894 (or 16890 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 9222000520 is about 96031.2476228441. The cubic root of 9222000520 is about 2097.0480459044.

Adding to 9222000520 its reverse (250002229), we get a palindrome (9472002749).

The spelling of 9222000520 in words is "nine billion, two hundred twenty-two million, five hundred twenty", and thus it is an aban number.