9670321 has 2 divisors, whose sum is σ = 9670322. Its totient is φ = 9670320.

The previous prime is 9670319. The next prime is 9670343. The reversal of 9670321 is 1230769.

9670321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7639696 + 2030625 = 2764^2 + 1425^2 .

It is an emirp because it is prime and its reverse (1230769) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9670321 - 2¹ = 9670319 is a prime.

Together with 9670319, it forms a pair of twin primes.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 9670321.

It is not a weakly prime, because it can be changed into another prime (9670351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4835160 + 4835161.

It is an arithmetic number, because the mean of its divisors is an integer number (4835161).

Almost surely, 2^9670321 is an apocalyptic number.

It is an amenable number.

9670321 is a deficient number, since it is larger than the sum of its proper divisors (1).

9670321 is an equidigital number, since it uses as much as digits as its factorization.

9670321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 9670321 is about 3109.7139739854. The cubic root of 9670321 is about 213.0493908547.

The spelling of 9670321 in words is "nine million, six hundred seventy thousand, three hundred twenty-one".