9481728 has 40 divisors (see below), whose sum is σ = 25264008. Its totient is φ = 3160064.

The previous prime is 9481723. The next prime is 9481739. The reversal of 9481728 is 8271849.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9481721) 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 3 ways as a sum of consecutive naturals, for example, 1551 + ... + 4622.

Almost surely, 2^9481728 is an apocalyptic number.

It is an amenable number.

9481728 is an abundant number, since it is smaller than the sum of its proper divisors (15782280).

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

9481728 is an equidigital number, since it uses as much as digits as its factorization.

9481728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6194 (or 6178 counting only the distinct ones).

The product of its digits is 32256, while the sum is 39.

The square root of 9481728 is about 3079.2414650365. The cubic root of 9481728 is about 211.6553079100.

The spelling of 9481728 in words is "nine million, four hundred eighty-one thousand, seven hundred twenty-eight".