9217486220 has 24 divisors (see below), whose sum is σ = 19684803600. Its totient is φ = 3624502592.

The previous prime is 9217486199. The next prime is 9217486253. The reversal of 9217486220 is 226847129.

9217486220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3904535 + ... + 3906894.

It is an arithmetic number, because the mean of its divisors is an integer number (820200150).

Almost surely, 2^9217486220 is an apocalyptic number.

It is an amenable number.

9217486220 is an abundant number, since it is smaller than the sum of its proper divisors (10467317380).

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

9217486220 is a wasteful number, since it uses less digits than its factorization.

9217486220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7811497 (or 7811495 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 9217486220 is about 96007.7404171143. The cubic root of 9217486220 is about 2096.7058118057.

The spelling of 9217486220 in words is "nine billion, two hundred seventeen million, four hundred eighty-six thousand, two hundred twenty".