9479843 has 2 divisors, whose sum is σ = 9479844. Its totient is φ = 9479842.

The previous prime is 9479819. The next prime is 9479857. The reversal of 9479843 is 3489749.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9479843 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 9479794 and 9479803.

It is not a weakly prime, because it can be changed into another prime (9472843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4739921 + 4739922.

It is an arithmetic number, because the mean of its divisors is an integer number (4739922).

Almost surely, 2^9479843 is an apocalyptic number.

9479843 is a deficient number, since it is larger than the sum of its proper divisors (1).

9479843 is an equidigital number, since it uses as much as digits as its factorization.

9479843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 44.

The square root of 9479843 is about 3078.9353679478. The cubic root of 9479843 is about 211.6412810470.

The spelling of 9479843 in words is "nine million, four hundred seventy-nine thousand, eight hundred forty-three".