4450225 has 12 divisors (see below), whose sum is σ = 5943196. Its totient is φ = 3286080.

The previous prime is 4450213. The next prime is 4450261. The reversal of 4450225 is 5220544.

It can be written as a sum of positive squares in 6 ways, for example, as 6561 + 4443664 = 81^2 + 2108^2 .

It is not a de Polignac number, because 4450225 - 2⁷ = 4450097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4450196 and 4450205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6522 + ... + 7171.

Almost surely, 2^4450225 is an apocalyptic number.

It is an amenable number.

4450225 is a deficient number, since it is larger than the sum of its proper divisors (1492971).

4450225 is a wasteful number, since it uses less digits than its factorization.

4450225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13716 (or 13711 counting only the distinct ones).

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

The square root of 4450225 is about 2109.5556404134. Note that the first 3 decimals coincide. The cubic root of 4450225 is about 164.4853877875.

Adding to 4450225 its reverse (5220544), we get a palindrome (9670769).

The spelling of 4450225 in words is "four million, four hundred fifty thousand, two hundred twenty-five".