9396391 has 2 divisors, whose sum is σ = 9396392. Its totient is φ = 9396390.

The previous prime is 9396371. The next prime is 9396407. The reversal of 9396391 is 1936939.

9396391 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 a cyclic number.

It is not a de Polignac number, because 9396391 - 2¹⁹ = 8872103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9396311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4698195 + 4698196.

It is an arithmetic number, because the mean of its divisors is an integer number (4698196).

Almost surely, 2^9396391 is an apocalyptic number.

9396391 is a deficient number, since it is larger than the sum of its proper divisors (1).

9396391 is an equidigital number, since it uses as much as digits as its factorization.

9396391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39366, while the sum is 40.

The square root of 9396391 is about 3065.3533238438. The cubic root of 9396391 is about 211.0184166670.

The spelling of 9396391 in words is "nine million, three hundred ninety-six thousand, three hundred ninety-one".