9398447 has 2 divisors, whose sum is σ = 9398448. Its totient is φ = 9398446.

The previous prime is 9398443. The next prime is 9398461. The reversal of 9398447 is 7448939.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9398447 - 2² = 9398443 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 9398398 and 9398407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9398443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4699223 + 4699224.

It is an arithmetic number, because the mean of its divisors is an integer number (4699224).

Almost surely, 2^9398447 is an apocalyptic number.

9398447 is a deficient number, since it is larger than the sum of its proper divisors (1).

9398447 is an equidigital number, since it uses as much as digits as its factorization.

9398447 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 9398447 is about 3065.6886665152. The cubic root of 9398447 is about 211.0338063425.

The spelling of 9398447 in words is "nine million, three hundred ninety-eight thousand, four hundred forty-seven".