444522242 has 8 divisors (see below), whose sum is σ = 695774016. Its totient is φ = 212597572.

The previous prime is 444522241. The next prime is 444522251. The reversal of 444522242 is 242225444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (444522241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4831718 + ... + 4831809.

It is an arithmetic number, because the mean of its divisors is an integer number (86971752).

Almost surely, 2^444522242 is an apocalyptic number.

444522242 is a deficient number, since it is larger than the sum of its proper divisors (251251774).

444522242 is a wasteful number, since it uses less digits than its factorization.

444522242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9663552.

The product of its digits is 20480, while the sum is 29.

The square root of 444522242 is about 21083.6961180909. The cubic root of 444522242 is about 763.1873537560.

Adding to 444522242 its reverse (242225444), we get a palindrome (686747686).

The spelling of 444522242 in words is "four hundred forty-four million, five hundred twenty-two thousand, two hundred forty-two".