9490939 has 2 divisors, whose sum is σ = 9490940. Its totient is φ = 9490938.

The previous prime is 9490933. The next prime is 9490951. The reversal of 9490939 is 9390949.

It is a weak prime.

It is an emirp because it is prime and its reverse (9390949) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9490939 - 2¹¹ = 9488891 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9490895 and 9490904.

It is not a weakly prime, because it can be changed into another prime (9490933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4745469 + 4745470.

It is an arithmetic number, because the mean of its divisors is an integer number (4745470).

Almost surely, 2^9490939 is an apocalyptic number.

9490939 is a deficient number, since it is larger than the sum of its proper divisors (1).

9490939 is an equidigital number, since it uses as much as digits as its factorization.

9490939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 78732, while the sum is 43.

The square root of 9490939 is about 3080.7367625294. The cubic root of 9490939 is about 211.7238230612.

The spelling of 9490939 in words is "nine million, four hundred ninety thousand, nine hundred thirty-nine".