9404928 has 120 divisors (see below), whose sum is σ = 29417388. Its totient is φ = 2875392.

The previous prime is 9404921. The next prime is 9404947. The reversal of 9404928 is 8294049.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8573184 + 831744 = 2928^2 + 912^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 9404892 and 9404901.

It is not an unprimeable number, because it can be changed into a prime (9404921) 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 11 ways as a sum of consecutive naturals, for example, 59826 + ... + 59982.

Almost surely, 2^9404928 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 9404928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14708694).

9404928 is an abundant number, since it is smaller than the sum of its proper divisors (20012460).

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

9404928 is a wasteful number, since it uses less digits than its factorization.

9404928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194 (or 175 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 9404928 is about 3066.7455062330. The cubic root of 9404928 is about 211.0823035689.

The spelling of 9404928 in words is "nine million, four hundred four thousand, nine hundred twenty-eight".