4422125 has 16 divisors (see below), whose sum is σ = 5846256. Its totient is φ = 3328000.

The previous prime is 4422101. The next prime is 4422127. The reversal of 4422125 is 5212244.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1087849 + 3334276 = 1043^2 + 1826^2 .

It is not a de Polignac number, because 4422125 - 2⁸ = 4421869 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4422097 and 4422106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4422127) 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, 1085 + ... + 3165.

It is an arithmetic number, because the mean of its divisors is an integer number (365391).

Almost surely, 2^4422125 is an apocalyptic number.

It is an amenable number.

4422125 is a deficient number, since it is larger than the sum of its proper divisors (1424131).

4422125 is a wasteful number, since it uses less digits than its factorization.

4422125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2113 (or 2103 counting only the distinct ones).

The product of its digits is 640, while the sum is 20.

The square root of 4422125 is about 2102.8849231472. The cubic root of 4422125 is about 164.1384538713.

Adding to 4422125 its reverse (5212244), we get a palindrome (9634369).

The spelling of 4422125 in words is "four million, four hundred twenty-two thousand, one hundred twenty-five".