9192938393 has 4 divisors (see below), whose sum is σ = 9206598708. Its totient is φ = 9179278080.

The previous prime is 9192938389. The next prime is 9192938441. The reversal of 9192938393 is 3938392919.

9192938393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5635054489 + 3557883904 = 75067^2 + 59648^2 .

It is a cyclic number.

It is not a de Polignac number, because 9192938393 - 2² = 9192938389 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9192938383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6829148 + ... + 6830493.

It is an arithmetic number, because the mean of its divisors is an integer number (2301649677).

Almost surely, 2^9192938393 is an apocalyptic number.

It is an amenable number.

9192938393 is a deficient number, since it is larger than the sum of its proper divisors (13660315).

9192938393 is a wasteful number, since it uses less digits than its factorization.

9192938393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13660314.

The product of its digits is 2834352, while the sum is 56.

The square root of 9192938393 is about 95879.8122286438. The cubic root of 9192938393 is about 2094.8428552126.

The spelling of 9192938393 in words is "nine billion, one hundred ninety-two million, nine hundred thirty-eight thousand, three hundred ninety-three".