445503225 has 12 divisors (see below), whose sum is σ = 736565456. Its totient is φ = 237601680.

The previous prime is 445503187. The next prime is 445503239. The reversal of 445503225 is 522305544.

It is not a de Polignac number, because 445503225 - 2¹⁰ = 445502201 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 445503192 and 445503201.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2969947 + ... + 2970096.

Almost surely, 2^445503225 is an apocalyptic number.

It is an amenable number.

445503225 is a deficient number, since it is larger than the sum of its proper divisors (291062231).

445503225 is a wasteful number, since it uses less digits than its factorization.

445503225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5940056 (or 5940051 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 445503225 is about 21106.9473159905. The cubic root of 445503225 is about 763.7483483794.

Adding to 445503225 its reverse (522305544), we get a palindrome (967808769).

The spelling of 445503225 in words is "four hundred forty-five million, five hundred three thousand, two hundred twenty-five".