9834788240 has 40 divisors (see below), whose sum is σ = 22916892600. Its totient is φ = 3925139456.

The previous prime is 9834788239. The next prime is 9834788261. The reversal of 9834788240 is 428874389.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1258546576 + 8576241664 = 35476^2 + 92608^2 .

It is a tau number, because it is divible by the number of its divisors (40).

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, 100979 + ... + 172818.

It is an arithmetic number, because the mean of its divisors is an integer number (572922315).

Almost surely, 2^9834788240 is an apocalyptic number.

It is an amenable number.

9834788240 is an abundant number, since it is smaller than the sum of its proper divisors (13082104360).

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

9834788240 is a wasteful number, since it uses less digits than its factorization.

9834788240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274259 (or 274253 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 53.

The square root of 9834788240 is about 99170.5008558493. The cubic root of 9834788240 is about 2142.5041463657.

The spelling of 9834788240 in words is "nine billion, eight hundred thirty-four million, seven hundred eighty-eight thousand, two hundred forty".