9393333938 has 32 divisors (see below), whose sum is σ = 14608097280. Its totient is φ = 4527951120.

The previous prime is 9393333913. The next prime is 9393333959. The reversal of 9393333938 is 8393333939.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9393333938.

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 15 ways as a sum of consecutive naturals, for example, 1318895 + ... + 1325997.

It is an arithmetic number, because the mean of its divisors is an integer number (456503040).

Almost surely, 2^9393333938 is an apocalyptic number.

9393333938 is a deficient number, since it is larger than the sum of its proper divisors (5214763342).

9393333938 is a wasteful number, since it uses less digits than its factorization.

9393333938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7382.

The product of its digits is 4251528, while the sum is 53.

The square root of 9393333938 is about 96919.2134615217. The cubic root of 9393333938 is about 2109.9552964032.

Subtracting from 9393333938 its reverse (8393333939), we obtain a palindrome (999999999).

The spelling of 9393333938 in words is "nine billion, three hundred ninety-three million, three hundred thirty-three thousand, nine hundred thirty-eight".