9804228 has 48 divisors (see below), whose sum is σ = 27525120. Its totient is φ = 2653344.

The previous prime is 9804217. The next prime is 9804229. The reversal of 9804228 is 8224089.

It is a super-2 number, since 2×9804228² = 192245773351968, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (9804229) 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, 1476 + ... + 4667.

It is an arithmetic number, because the mean of its divisors is an integer number (573440).

Almost surely, 2^9804228 is an apocalyptic number.

It is an amenable number.

9804228 is an abundant number, since it is smaller than the sum of its proper divisors (17720892).

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

9804228 is a wasteful number, since it uses less digits than its factorization.

9804228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6176 (or 6174 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 9804228 is about 3131.1703882095. The cubic root of 9804228 is about 214.0282665664.

The spelling of 9804228 in words is "nine million, eight hundred four thousand, two hundred twenty-eight".