422303347 has 2 divisors, whose sum is σ = 422303348. Its totient is φ = 422303346.

The previous prime is 422303339. The next prime is 422303353. The reversal of 422303347 is 743303224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422303347 - 2³ = 422303339 is a prime.

It is not a weakly prime, because it can be changed into another prime (422303317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211151673 + 211151674.

It is an arithmetic number, because the mean of its divisors is an integer number (211151674).

Almost surely, 2^422303347 is an apocalyptic number.

422303347 is a deficient number, since it is larger than the sum of its proper divisors (1).

422303347 is an equidigital number, since it uses as much as digits as its factorization.

422303347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 28.

The square root of 422303347 is about 20550.0206082622. The cubic root of 422303347 is about 750.2537493979.

The spelling of 422303347 in words is "four hundred twenty-two million, three hundred three thousand, three hundred forty-seven".