422814479 has 2 divisors, whose sum is σ = 422814480. Its totient is φ = 422814478.

The previous prime is 422814449. The next prime is 422814493. The reversal of 422814479 is 974418224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422814479 - 2¹⁶ = 422748943 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422814409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211407239 + 211407240.

It is an arithmetic number, because the mean of its divisors is an integer number (211407240).

Almost surely, 2^422814479 is an apocalyptic number.

422814479 is a deficient number, since it is larger than the sum of its proper divisors (1).

422814479 is an equidigital number, since it uses as much as digits as its factorization.

422814479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129024, while the sum is 41.

The square root of 422814479 is about 20562.4531367247. The cubic root of 422814479 is about 750.5563155450.

The spelling of 422814479 in words is "four hundred twenty-two million, eight hundred fourteen thousand, four hundred seventy-nine".