9679447 has 2 divisors, whose sum is σ = 9679448. Its totient is φ = 9679446.

The previous prime is 9679441. The next prime is 9679457. The reversal of 9679447 is 7449769.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9679447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9679397 and 9679406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9679441) 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, 4839723 + 4839724.

It is an arithmetic number, because the mean of its divisors is an integer number (4839724).

Almost surely, 2^9679447 is an apocalyptic number.

9679447 is a deficient number, since it is larger than the sum of its proper divisors (1).

9679447 is an equidigital number, since it uses as much as digits as its factorization.

9679447 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 9679447 is about 3111.1809654856. The cubic root of 9679447 is about 213.1163888874.

The spelling of 9679447 in words is "nine million, six hundred seventy-nine thousand, four hundred forty-seven".