322320347 has 2 divisors, whose sum is σ = 322320348. Its totient is φ = 322320346.

The previous prime is 322320329. The next prime is 322320421. The reversal of 322320347 is 743023223.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 322320347 - 2¹⁰ = 322319323 is a prime.

It is not a weakly prime, because it can be changed into another prime (322320847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161160173 + 161160174.

It is an arithmetic number, because the mean of its divisors is an integer number (161160174).

Almost surely, 2^322320347 is an apocalyptic number.

322320347 is a deficient number, since it is larger than the sum of its proper divisors (1).

322320347 is an equidigital number, since it uses as much as digits as its factorization.

322320347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 26.

The square root of 322320347 is about 17953.2823461338. The cubic root of 322320347 is about 685.6396227839.

The spelling of 322320347 in words is "three hundred twenty-two million, three hundred twenty thousand, three hundred forty-seven".