425345225 has 12 divisors (see below), whose sum is σ = 531585024. Its totient is φ = 337594320.

The previous prime is 425345213. The next prime is 425345227. The reversal of 425345225 is 522543524.

It is not a de Polignac number, because 425345225 - 2⁶ = 425345161 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 425345191 and 425345200.

It is not an unprimeable number, because it can be changed into a prime (425345227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63809 + ... + 70158.

It is an arithmetic number, because the mean of its divisors is an integer number (44298752).

Almost surely, 2^425345225 is an apocalyptic number.

It is an amenable number.

425345225 is a deficient number, since it is larger than the sum of its proper divisors (106239799).

425345225 is a wasteful number, since it uses less digits than its factorization.

425345225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134104 (or 134099 counting only the distinct ones).

The product of its digits is 48000, while the sum is 32.

The square root of 425345225 is about 20623.8993645722. The cubic root of 425345225 is about 752.0508167193.

Adding to 425345225 its reverse (522543524), we get a palindrome (947888749).

The spelling of 425345225 in words is "four hundred twenty-five million, three hundred forty-five thousand, two hundred twenty-five".