422265 has 8 divisors (see below), whose sum is σ = 675648. Its totient is φ = 225200.

The previous prime is 422249. The next prime is 422267. The reversal of 422265 is 562224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 422265 - 2⁴ = 422249 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 422265.

It is not an unprimeable number, because it can be changed into a prime (422267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14061 + ... + 14090.

It is an arithmetic number, because the mean of its divisors is an integer number (84456).

2⁴²²²⁶⁵ is an apocalyptic number.

It is an amenable number.

422265 is a deficient number, since it is larger than the sum of its proper divisors (253383).

422265 is a wasteful number, since it uses less digits than its factorization.

422265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28159.

The product of its digits is 960, while the sum is 21.

The square root of 422265 is about 649.8192056257. The cubic root of 422265 is about 75.0231039931.

Adding to 422265 its reverse (562224), we get a palindrome (984489).

The spelling of 422265 in words is "four hundred twenty-two thousand, two hundred sixty-five".