4225091225 has 6 divisors (see below), whose sum is σ = 5239113150. Its totient is φ = 3380072960.

The previous prime is 4225091203. The next prime is 4225091231. The reversal of 4225091225 is 5221905224.

4225091225 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 25532809 + 4199558416 = 5053^2 + 64804^2 .

It is not a de Polignac number, because 4225091225 - 2¹⁰ = 4225090201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4225091191 and 4225091200.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 84501800 + ... + 84501849.

It is an arithmetic number, because the mean of its divisors is an integer number (873185525).

Almost surely, 2^4225091225 is an apocalyptic number.

It is an amenable number.

4225091225 is a deficient number, since it is larger than the sum of its proper divisors (1014021925).

4225091225 is a wasteful number, since it uses less digits than its factorization.

4225091225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169003659 (or 169003654 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 4225091225 is about 65000.7017269814. The cubic root of 4225091225 is about 1616.6351977200.

Adding to 4225091225 its reverse (5221905224), we get a palindrome (9446996449).

The spelling of 4225091225 in words is "four billion, two hundred twenty-five million, ninety-one thousand, two hundred twenty-five".