4222125 has 48 divisors (see below), whose sum is σ = 7949760. Its totient is φ = 2235600.

The previous prime is 4222117. The next prime is 4222177. The reversal of 4222125 is 5212224.

It is not a de Polignac number, because 4222125 - 2³ = 4222117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4222098 and 4222107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30306 + ... + 30444.

It is an arithmetic number, because the mean of its divisors is an integer number (165620).

Almost surely, 2^4222125 is an apocalyptic number.

4222125 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4222125 is a deficient number, since it is larger than the sum of its proper divisors (3727635).

4222125 is an equidigital number, since it uses as much as digits as its factorization.

4222125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169 (or 147 counting only the distinct ones).

The product of its digits is 320, while the sum is 18.

The square root of 4222125 is about 2054.7810102296. The cubic root of 4222125 is about 161.6256789610.

Adding to 4222125 its reverse (5212224), we get a palindrome (9434349).

Subtracting 4222125 from its reverse (5212224), we obtain a palindrome (990099).

The spelling of 4222125 in words is "four million, two hundred twenty-two thousand, one hundred twenty-five".