993692393 has 2 divisors, whose sum is σ = 993692394. Its totient is φ = 993692392.

The previous prime is 993692369. The next prime is 993692417. The reversal of 993692393 is 393296399.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (993692369) and next prime (993692417).

It can be written as a sum of positive squares in only one way, i.e., 808378624 + 185313769 = 28432^2 + 13613^2 .

It is a cyclic number.

It is not a de Polignac number, because 993692393 - 2⁸ = 993692137 is a prime.

It is not a weakly prime, because it can be changed into another prime (993692333) 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 as a sum of consecutive naturals, namely, 496846196 + 496846197.

It is an arithmetic number, because the mean of its divisors is an integer number (496846197).

Almost surely, 2^993692393 is an apocalyptic number.

It is an amenable number.

993692393 is a deficient number, since it is larger than the sum of its proper divisors (1).

993692393 is an equidigital number, since it uses as much as digits as its factorization.

993692393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2125764, while the sum is 53.

The square root of 993692393 is about 31522.8868126001. The cubic root of 993692393 is about 997.8930281207.

The spelling of 993692393 in words is "nine hundred ninety-three million, six hundred ninety-two thousand, three hundred ninety-three".