9431604 has 72 divisors (see below), whose sum is σ = 29352960. Its totient is φ = 2486592.

The previous prime is 9431603. The next prime is 9431627. The reversal of 9431604 is 4061349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9431603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1837 + ... + 4715.

It is an arithmetic number, because the mean of its divisors is an integer number (407680).

Almost surely, 2^9431604 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 9431604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14676480).

9431604 is an abundant number, since it is smaller than the sum of its proper divisors (19921356).

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

9431604 is a wasteful number, since it uses less digits than its factorization.

9431604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2909 (or 2904 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 9431604 is about 3071.0916625851. The cubic root of 9431604 is about 211.2816854308.

The spelling of 9431604 in words is "nine million, four hundred thirty-one thousand, six hundred four".