422535 has 16 divisors (see below), whose sum is σ = 716256. Its totient is φ = 211968.

The previous prime is 422479. The next prime is 422537. The reversal of 422535 is 535224.

It is not a de Polignac number, because 422535 - 2⁷ = 422407 is a prime.

It is a d-powerful number, because it can be written as 4⁵ + 2¹⁶ + 5⁶ + 2¹⁸ + 3⁴ + 5⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 574 + ... + 1083.

It is an arithmetic number, because the mean of its divisors is an integer number (44766).

2⁴²²⁵³⁵ is an apocalyptic number.

422535 is a deficient number, since it is larger than the sum of its proper divisors (293721).

422535 is a wasteful number, since it uses less digits than its factorization.

422535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1682.

The product of its digits is 1200, while the sum is 21.

The square root of 422535 is about 650.0269225194. The cubic root of 422535 is about 75.0390907331.

Adding to 422535 its reverse (535224), we get a palindrome (957759).

The spelling of 422535 in words is "four hundred twenty-two thousand, five hundred thirty-five".