9906367 has 2 divisors, whose sum is σ = 9906368. Its totient is φ = 9906366.

The previous prime is 9906361. The next prime is 9906401. The reversal of 9906367 is 7636099.

It is a weak prime.

It is an emirp because it is prime and its reverse (7636099) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9906367 is a prime.

It is a super-2 number, since 2×9906367² = 196272214277378, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9906361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4953183 + 4953184.

It is an arithmetic number, because the mean of its divisors is an integer number (4953184).

Almost surely, 2^9906367 is an apocalyptic number.

9906367 is a deficient number, since it is larger than the sum of its proper divisors (1).

9906367 is an equidigital number, since it uses as much as digits as its factorization.

9906367 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61236, while the sum is 40.

The square root of 9906367 is about 3147.4381646031. The cubic root of 9906367 is about 214.7689387144.

The spelling of 9906367 in words is "nine million, nine hundred six thousand, three hundred sixty-seven".