9804347730 has 96 divisors (see below), whose sum is σ = 26504622144. Its totient is φ = 2607650496.

The previous prime is 9804347713. The next prime is 9804347731. The reversal of 9804347730 is 377434089.

It is a happy number.

It is a super-2 number, since 2×9804347730² (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 not an unprimeable number, because it can be changed into a prime (9804347731) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 959629 + ... + 969791.

It is an arithmetic number, because the mean of its divisors is an integer number (276089814).

Almost surely, 2^9804347730 is an apocalyptic number.

9804347730 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 9804347730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13252311072).

9804347730 is an abundant number, since it is smaller than the sum of its proper divisors (16700274414).

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

9804347730 is a wasteful number, since it uses less digits than its factorization.

9804347730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10582 (or 10570 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The square root of 9804347730 is about 99016.9062837251. The cubic root of 9804347730 is about 2140.2913780614.

The spelling of 9804347730 in words is "nine billion, eight hundred four million, three hundred forty-seven thousand, seven hundred thirty".