4400425 has 6 divisors (see below), whose sum is σ = 5456558. Its totient is φ = 3520320.

The previous prime is 4400413. The next prime is 4400443. The reversal of 4400425 is 5240044.

It can be written as a sum of positive squares in 3 ways, for example, as 226576 + 4173849 = 476^2 + 2043^2 .

It is not a de Polignac number, because 4400425 - 2⁵ = 4400393 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 87984 + ... + 88033.

Almost surely, 2^4400425 is an apocalyptic number.

It is an amenable number.

4400425 is a deficient number, since it is larger than the sum of its proper divisors (1056133).

4400425 is a wasteful number, since it uses less digits than its factorization.

4400425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176027 (or 176022 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 4400425 is about 2097.7189992942. The cubic root of 4400425 is about 163.8695298827.

Adding to 4400425 its reverse (5240044), we get a palindrome (9640469).

The spelling of 4400425 in words is "four million, four hundred thousand, four hundred twenty-five".