422125 has 16 divisors (see below), whose sum is σ = 576576. Its totient is φ = 306000.

The previous prime is 422113. The next prime is 422129. The reversal of 422125 is 521224.

It is not a de Polignac number, because 422125 - 2⁷ = 421997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422099 and 422108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422129) 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 15 ways as a sum of consecutive naturals, for example, 1222 + ... + 1528.

It is an arithmetic number, because the mean of its divisors is an integer number (36036).

2⁴²²¹²⁵ is an apocalyptic number.

It is an amenable number.

422125 is a deficient number, since it is larger than the sum of its proper divisors (154451).

422125 is a wasteful number, since it uses less digits than its factorization.

422125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333 (or 323 counting only the distinct ones).

The product of its digits is 160, while the sum is 16.

The square root of 422125 is about 649.7114744254. The cubic root of 422125 is about 75.0148118894.

Adding to 422125 its reverse (521224), we get a palindrome (943349).

Subtracting 422125 from its reverse (521224), we obtain a palindrome (99099).

The spelling of 422125 in words is "four hundred twenty-two thousand, one hundred twenty-five".