422025 has 24 divisors (see below), whose sum is σ = 741024. Its totient is φ = 211200.

The previous prime is 421997. The next prime is 422029. The reversal of 422025 is 520224.

It is not a de Polignac number, because 422025 - 2¹⁴ = 405641 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a junction number, because it is equal to n+sod(n) for n = 421995 and 422013.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 422025.

It is not an unprimeable number, because it can be changed into a prime (422029) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1110 + ... + 1440.

It is an arithmetic number, because the mean of its divisors is an integer number (30876).

2⁴²²⁰²⁵ is an apocalyptic number.

It is an amenable number.

422025 is a deficient number, since it is larger than the sum of its proper divisors (318999).

422025 is a wasteful number, since it uses less digits than its factorization.

422025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361 (or 356 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 422025 is about 649.6345126300. The cubic root of 422025 is about 75.0088878356.

Adding to 422025 its reverse (520224), we get a palindrome (942249).

The spelling of 422025 in words is "four hundred twenty-two thousand, twenty-five".