4225522 has 16 divisors (see below), whose sum is σ = 7310592. Its totient is φ = 1794240.

The previous prime is 4225519. The next prime is 4225523. The reversal of 4225522 is 2255224.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4225493 and 4225502.

It is not an unprimeable number, because it can be changed into a prime (4225523) 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 7 ways as a sum of consecutive naturals, for example, 247 + ... + 2917.

It is an arithmetic number, because the mean of its divisors is an integer number (456912).

Almost surely, 2^4225522 is an apocalyptic number.

4225522 is a deficient number, since it is larger than the sum of its proper divisors (3085070).

4225522 is a wasteful number, since it uses less digits than its factorization.

4225522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2793.

The product of its digits is 1600, while the sum is 22.

The square root of 4225522 is about 2055.6074527983. The cubic root of 4225522 is about 161.6690137943.

The spelling of 4225522 in words is "four million, two hundred twenty-five thousand, five hundred twenty-two".