9321438396 has 24 divisors (see below), whose sum is σ = 22280512464. Its totient is φ = 3031361920.

The previous prime is 9321438341. The next prime is 9321438433. The reversal of 9321438396 is 6938341239.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9472515 + ... + 9473498.

It is an arithmetic number, because the mean of its divisors is an integer number (928354686).

Almost surely, 2^9321438396 is an apocalyptic number.

It is an amenable number.

9321438396 is an abundant number, since it is smaller than the sum of its proper divisors (12959074068).

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

9321438396 is a wasteful number, since it uses less digits than its factorization.

9321438396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18946061 (or 18946059 counting only the distinct ones).

The product of its digits is 839808, while the sum is 48.

The square root of 9321438396 is about 96547.5965314518. The cubic root of 9321438396 is about 2104.5583820519.

The spelling of 9321438396 in words is "nine billion, three hundred twenty-one million, four hundred thirty-eight thousand, three hundred ninety-six".