4440225 has 24 divisors (see below), whose sum is σ = 7450912. Its totient is φ = 2332800.

The previous prime is 4440221. The next prime is 4440239. The reversal of 4440225 is 5220444.

4440225 = T₁₇₀ + T₁₇₁ + ... + T₃₁₅.

It is not a de Polignac number, because 4440225 - 2² = 4440221 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4440221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5070 + ... + 5880.

Almost surely, 2^4440225 is an apocalyptic number.

It is an amenable number.

4440225 is a deficient number, since it is larger than the sum of its proper divisors (3010687).

4440225 is a wasteful number, since it uses less digits than its factorization.

4440225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897 (or 892 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 4440225 is about 2107.1841400314. The cubic root of 4440225 is about 164.3620915904.

Adding to 4440225 its reverse (5220444), we get a palindrome (9660669).

The spelling of 4440225 in words is "four million, four hundred forty thousand, two hundred twenty-five".