422434565 has 16 divisors (see below), whose sum is σ = 579849600. Its totient is φ = 289414080.

The previous prime is 422434553. The next prime is 422434591. The reversal of 422434565 is 565434224.

It is not a de Polignac number, because 422434565 - 2¹⁰ = 422433541 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40511 + ... + 49859.

It is an arithmetic number, because the mean of its divisors is an integer number (36240600).

Almost surely, 2^422434565 is an apocalyptic number.

It is an amenable number.

422434565 is a deficient number, since it is larger than the sum of its proper divisors (157415035).

422434565 is a wasteful number, since it uses less digits than its factorization.

422434565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10652.

The product of its digits is 115200, while the sum is 35.

The square root of 422434565 is about 20553.2130091623. The cubic root of 422434565 is about 750.3314475758.

Adding to 422434565 its reverse (565434224), we get a palindrome (987868789).

The spelling of 422434565 in words is "four hundred twenty-two million, four hundred thirty-four thousand, five hundred sixty-five".