9804256 has 96 divisors (see below), whose sum is σ = 25256448. Its totient is φ = 3632640.

The previous prime is 9804253. The next prime is 9804259. The reversal of 9804256 is 6524089.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (9804253) and next prime (9804259).

It is a super-2 number, since 2×9804256² = 192246871427072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9804253) 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, 56586 + ... + 56758.

It is an arithmetic number, because the mean of its divisors is an integer number (263088).

Almost surely, 2^9804256 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 9804256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12628224).

9804256 is an abundant number, since it is smaller than the sum of its proper divisors (15452192).

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

9804256 is a wasteful number, since it uses less digits than its factorization.

9804256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224 (or 216 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 9804256 is about 3131.1748593779. The cubic root of 9804256 is about 214.0284703147.

The spelling of 9804256 in words is "nine million, eight hundred four thousand, two hundred fifty-six".