9438910416 has 120 divisors (see below), whose sum is σ = 28473255720. Its totient is φ = 2901685248.

The previous prime is 9438910399. The next prime is 9438910417. The reversal of 9438910416 is 6140198349.

It can be written as a sum of positive squares in 4 ways, for example, as 716097600 + 8722812816 = 26760^2 + 93396^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9438910417) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3871950 + ... + 3874386.

It is an arithmetic number, because the mean of its divisors is an integer number (237277131).

Almost surely, 2^9438910416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9438910416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14236627860).

9438910416 is an abundant number, since it is smaller than the sum of its proper divisors (19034345304).

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

9438910416 is a wasteful number, since it uses less digits than its factorization.

9438910416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4533 (or 4524 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 9438910416 is about 97154.0550671973. The cubic root of 9438910416 is about 2113.3622947355.

The spelling of 9438910416 in words is "nine billion, four hundred thirty-eight million, nine hundred ten thousand, four hundred sixteen".