422302427 has 2 divisors, whose sum is σ = 422302428. Its totient is φ = 422302426.

The previous prime is 422302421. The next prime is 422302453. The reversal of 422302427 is 724203224.

It is an a-pointer prime, because the next prime (422302453) can be obtained adding 422302427 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422302427 - 2⁴ = 422302411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422302396 and 422302405.

It is not a weakly prime, because it can be changed into another prime (422302421) 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, 211151213 + 211151214.

It is an arithmetic number, because the mean of its divisors is an integer number (211151214).

Almost surely, 2^422302427 is an apocalyptic number.

422302427 is a deficient number, since it is larger than the sum of its proper divisors (1).

422302427 is an equidigital number, since it uses as much as digits as its factorization.

422302427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 422302427 is about 20549.9982238442. The cubic root of 422302427 is about 750.2532045810.

The spelling of 422302427 in words is "four hundred twenty-two million, three hundred two thousand, four hundred twenty-seven".