425044225 has 12 divisors (see below), whose sum is σ = 530216064. Its totient is φ = 337995920.

The previous prime is 425044223. The next prime is 425044237. The reversal of 425044225 is 522440524.

It is not a de Polignac number, because 425044225 - 2¹ = 425044223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 425044193 and 425044202.

It is not an unprimeable number, because it can be changed into a prime (425044223) 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, 46729 + ... + 55078.

It is an arithmetic number, because the mean of its divisors is an integer number (44184672).

Almost surely, 2^425044225 is an apocalyptic number.

It is an amenable number.

425044225 is a deficient number, since it is larger than the sum of its proper divisors (105171839).

425044225 is a wasteful number, since it uses less digits than its factorization.

425044225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101984 (or 101979 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 425044225 is about 20616.6007139877. The cubic root of 425044225 is about 751.8733759797.

Adding to 425044225 its reverse (522440524), we get a palindrome (947484749).

The spelling of 425044225 in words is "four hundred twenty-five million, forty-four thousand, two hundred twenty-five".