444556325 has 6 divisors (see below), whose sum is σ = 551249874. Its totient is φ = 355645040.

The previous prime is 444556309. The next prime is 444556339. The reversal of 444556325 is 523655444.

It can be written as a sum of positive squares in 3 ways, for example, as 20484676 + 424071649 = 4526^2 + 20593^2 .

It is not a de Polignac number, because 444556325 - 2⁴ = 444556309 is a prime.

It is a Duffinian number.

It is a congruent 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, 8891102 + ... + 8891151.

It is an arithmetic number, because the mean of its divisors is an integer number (91874979).

Almost surely, 2^444556325 is an apocalyptic number.

It is an amenable number.

444556325 is a deficient number, since it is larger than the sum of its proper divisors (106693549).

444556325 is a wasteful number, since it uses less digits than its factorization.

444556325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17782263 (or 17782258 counting only the distinct ones).

The product of its digits is 288000, while the sum is 38.

The square root of 444556325 is about 21084.5043811800. The cubic root of 444556325 is about 763.2068586291.

The spelling of 444556325 in words is "four hundred forty-four million, five hundred fifty-six thousand, three hundred twenty-five".