9479647 has 2 divisors, whose sum is σ = 9479648. Its totient is φ = 9479646.

The previous prime is 9479641. The next prime is 9479663. The reversal of 9479647 is 7469749.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9479647 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 9479597 and 9479606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9479641) 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, 4739823 + 4739824.

It is an arithmetic number, because the mean of its divisors is an integer number (4739824).

Almost surely, 2^9479647 is an apocalyptic number.

9479647 is a deficient number, since it is larger than the sum of its proper divisors (1).

9479647 is an equidigital number, since it uses as much as digits as its factorization.

9479647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 381024, while the sum is 46.

The square root of 9479647 is about 3078.9035385994. The cubic root of 9479647 is about 211.6398224442.

The spelling of 9479647 in words is "nine million, four hundred seventy-nine thousand, six hundred forty-seven".