9802240 has 80 divisors (see below), whose sum is σ = 26908992. Its totient is φ = 3354624.

The previous prime is 9802223. The next prime is 9802249. The reversal of 9802240 is 422089.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (9802249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17647 + ... + 18193.

Almost surely, 2^9802240 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 9802240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13454496).

9802240 is an abundant number, since it is smaller than the sum of its proper divisors (17106752).

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

9802240 is an equidigital number, since it uses as much as digits as its factorization.

9802240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577 (or 561 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 9802240 is about 3130.8529189344. The cubic root of 9802240 is about 214.0137994421.

The spelling of 9802240 in words is "nine million, eight hundred two thousand, two hundred forty".