9494839 has 2 divisors, whose sum is σ = 9494840. Its totient is φ = 9494838.

The previous prime is 9494831. The next prime is 9494867. The reversal of 9494839 is 9384949.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9494839 - 2³ = 9494831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9494831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4747419 + 4747420.

It is an arithmetic number, because the mean of its divisors is an integer number (4747420).

Almost surely, 2^9494839 is an apocalyptic number.

9494839 is a deficient number, since it is larger than the sum of its proper divisors (1).

9494839 is an equidigital number, since it uses as much as digits as its factorization.

9494839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 279936, while the sum is 46.

The square root of 9494839 is about 3081.3696629908. The cubic root of 9494839 is about 211.7528194838.

The spelling of 9494839 in words is "nine million, four hundred ninety-four thousand, eight hundred thirty-nine".