444331425 has 24 divisors (see below), whose sum is σ = 735803104. Its totient is φ = 236597760.

The previous prime is 444331369. The next prime is 444331441. The reversal of 444331425 is 524133444.

It is not a de Polignac number, because 444331425 - 2¹³ = 444323233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 444331392 and 444331401.

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, 46074 + ... + 54876.

Almost surely, 2^444331425 is an apocalyptic number.

It is an amenable number.

444331425 is a deficient number, since it is larger than the sum of its proper divisors (291471679).

444331425 is a wasteful number, since it uses less digits than its factorization.

444331425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9489 (or 9484 counting only the distinct ones).

The product of its digits is 23040, while the sum is 30.

The square root of 444331425 is about 21079.1704058770. The cubic root of 444331425 is about 763.0781354010.

Adding to 444331425 its reverse (524133444), we get a palindrome (968464869).

The spelling of 444331425 in words is "four hundred forty-four million, three hundred thirty-one thousand, four hundred twenty-five".