9538431392 has 48 divisors (see below), whose sum is σ = 21593218752. Its totient is φ = 4062804480.

The previous prime is 9538431377. The next prime is 9538431421. The reversal of 9538431392 is 2931348359.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 94109 + ... + 167132.

It is an arithmetic number, because the mean of its divisors is an integer number (449858724).

Almost surely, 2^9538431392 is an apocalyptic number.

It is an amenable number.

9538431392 is an abundant number, since it is smaller than the sum of its proper divisors (12054787360).

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

9538431392 is a wasteful number, since it uses less digits than its factorization.

9538431392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261421 (or 261413 counting only the distinct ones).

The product of its digits is 699840, while the sum is 47.

The square root of 9538431392 is about 97664.8933445381. The cubic root of 9538431392 is about 2120.7638899013.

The spelling of 9538431392 in words is "nine billion, five hundred thirty-eight million, four hundred thirty-one thousand, three hundred ninety-two".