422434563 has 4 divisors (see below), whose sum is σ = 563246088. Its totient is φ = 281623040.

The previous prime is 422434553. The next prime is 422434591. The reversal of 422434563 is 365434224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 422434563 - 2¹⁴ = 422418179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422434553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70405758 + ... + 70405763.

It is an arithmetic number, because the mean of its divisors is an integer number (140811522).

Almost surely, 2^422434563 is an apocalyptic number.

422434563 is a deficient number, since it is larger than the sum of its proper divisors (140811525).

422434563 is a wasteful number, since it uses less digits than its factorization.

422434563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140811524.

The product of its digits is 69120, while the sum is 33.

The square root of 422434563 is about 20553.2129605081. The cubic root of 422434563 is about 750.3314463917.

Adding to 422434563 its reverse (365434224), we get a palindrome (787868787).

The spelling of 422434563 in words is "four hundred twenty-two million, four hundred thirty-four thousand, five hundred sixty-three".