444403225 has 24 divisors (see below), whose sum is σ = 631031040. Its totient is φ = 304129920.

The previous prime is 444403213. The next prime is 444403241. The reversal of 444403225 is 522304444.

It is not a de Polignac number, because 444403225 - 2¹⁵ = 444370457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 444403193 and 444403202.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97344 + ... + 101806.

It is an arithmetic number, because the mean of its divisors is an integer number (26292960).

Almost surely, 2^444403225 is an apocalyptic number.

It is an amenable number.

444403225 is a deficient number, since it is larger than the sum of its proper divisors (186627815).

444403225 is a wasteful number, since it uses less digits than its factorization.

444403225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5049 (or 5044 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 444403225 is about 21080.8734401590. The cubic root of 444403225 is about 763.1192353969.

Adding to 444403225 its reverse (522304444), we get a palindrome (966707669).

The spelling of 444403225 in words is "four hundred forty-four million, four hundred three thousand, two hundred twenty-five".