9393929 has 2 divisors, whose sum is σ = 9393930. Its totient is φ = 9393928.

The previous prime is 9393871. The next prime is 9393949. The reversal of 9393929 is 9293939.

9393929 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9120400 + 273529 = 3020^2 + 523^2 .

It is an emirp because it is prime and its reverse (9293939) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9393929 - 2²⁰ = 8345353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9393929.

It is not a weakly prime, because it can be changed into another prime (9393949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4696964 + 4696965.

It is an arithmetic number, because the mean of its divisors is an integer number (4696965).

Almost surely, 2^9393929 is an apocalyptic number.

It is an amenable number.

9393929 is a deficient number, since it is larger than the sum of its proper divisors (1).

9393929 is an equidigital number, since it uses as much as digits as its factorization.

9393929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 118098, while the sum is 44.

The square root of 9393929 is about 3064.9517125071. The cubic root of 9393929 is about 210.9999850258. Note that the first 4 decimals are identical.

The spelling of 9393929 in words is "nine million, three hundred ninety-three thousand, nine hundred twenty-nine".