9417784320 has 792 divisors, whose sum is σ = 39243348144. Its totient is φ = 2080899072.

The previous prime is 9417784301. The next prime is 9417784357. The reversal of 9417784320 is 234877149.

It is a super-2 number, since 2×9417784320² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 97090512 + ... + 97090608.

It is an arithmetic number, because the mean of its divisors is an integer number (49549682).

Almost surely, 2^9417784320 is an apocalyptic number.

9417784320 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9417784320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19621674072).

9417784320 is an abundant number, since it is smaller than the sum of its proper divisors (29825563824).

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

9417784320 is a wasteful number, since it uses less digits than its factorization.

9417784320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185 (or 157 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 9417784320 is about 97045.2694364852. The cubic root of 9417784320 is about 2111.7844132560.

The spelling of 9417784320 in words is "nine billion, four hundred seventeen million, seven hundred eighty-four thousand, three hundred twenty".