9820272 has 80 divisors (see below), whose sum is σ = 31640832. Its totient is φ = 2549760.

The previous prime is 9820259. The next prime is 9820277. The reversal of 9820272 is 2720289.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9820277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2368 + ... + 5024.

Almost surely, 2^9820272 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 9820272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15820416).

9820272 is an abundant number, since it is smaller than the sum of its proper divisors (21820560).

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

9820272 is a wasteful number, since it uses less digits than its factorization.

9820272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2686 (or 2680 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 9820272 is about 3133.7313222419. The cubic root of 9820272 is about 214.1449508549.

The spelling of 9820272 in words is "nine million, eight hundred twenty thousand, two hundred seventy-two".