9293939 has 2 divisors, whose sum is σ = 9293940. Its totient is φ = 9293938.

The previous prime is 9293927. The next prime is 9293941. The reversal of 9293939 is 9393929.

9293939 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 is an emirp because it is prime and its reverse (9393929) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9293939 - 2⁴ = 9293923 is a prime.

Together with 9293941, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9293939.

It is not a weakly prime, because it can be changed into another prime (9293959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4646969 + 4646970.

It is an arithmetic number, because the mean of its divisors is an integer number (4646970).

Almost surely, 2^9293939 is an apocalyptic number.

9293939 is a deficient number, since it is larger than the sum of its proper divisors (1).

9293939 is an equidigital number, since it uses as much as digits as its factorization.

9293939 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 9293939 is about 3048.5962343347. The cubic root of 9293939 is about 210.2486774386.

The spelling of 9293939 in words is "nine million, two hundred ninety-three thousand, nine hundred thirty-nine".