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422230771 is a prime number
BaseRepresentation
bin11001001010101…
…011101011110011
31002102111112201201
4121022223223303
51331042341041
6105521512031
713314621334
oct3112535363
91072445651
10422230771
111a737a256
12b94a2617
13696261c1
144011028b
1527105631
hex192abaf3

422230771 has 2 divisors, whose sum is σ = 422230772. Its totient is φ = 422230770.

The previous prime is 422230763. The next prime is 422230801. The reversal of 422230771 is 177032224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422230771 - 23 = 422230763 is a prime.

It is not a weakly prime, because it can be changed into another prime (422230871) 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, 211115385 + 211115386.

It is an arithmetic number, because the mean of its divisors is an integer number (211115386).

Almost surely, 2422230771 is an apocalyptic number.

422230771 is a deficient number, since it is larger than the sum of its proper divisors (1).

422230771 is an equidigital number, since it uses as much as digits as its factorization.

422230771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 422230771 is about 20548.2546947423. The cubic root of 422230771 is about 750.2107680228.

Adding to 422230771 its reverse (177032224), we get a palindrome (599262995).

The spelling of 422230771 in words is "four hundred twenty-two million, two hundred thirty thousand, seven hundred seventy-one".