9830340 has 72 divisors (see below), whose sum is σ = 32120088. Its totient is φ = 2419200.

The previous prime is 9830329. The next prime is 9830341. The reversal of 9830340 is 430389.

It can be written as a sum of positive squares in 4 ways, for example, as 207936 + 9622404 = 456^2 + 3102^2 .

It is not an unprimeable number, because it can be changed into a prime (9830341) 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, 240 + ... + 4440.

Almost surely, 2^9830340 is an apocalyptic number.

9830340 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 9830340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16060044).

9830340 is an abundant number, since it is smaller than the sum of its proper divisors (22289748).

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

9830340 is a wasteful number, since it uses less digits than its factorization.

9830340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4229 (or 4224 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 9830340 is about 3135.3373024286. The cubic root of 9830340 is about 214.2181081967.

The spelling of 9830340 in words is "nine million, eight hundred thirty thousand, three hundred forty".