444147922 has 8 divisors (see below), whose sum is σ = 666328572. Its totient is φ = 222038400.

The previous prime is 444147919. The next prime is 444147931. The reversal of 444147922 is 229741444.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 423906921 + 20241001 = 20589^2 + 4499^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2422 + ... + 29902.

Almost surely, 2^444147922 is an apocalyptic number.

444147922 is a deficient number, since it is larger than the sum of its proper divisors (222180650).

444147922 is a wasteful number, since it uses less digits than its factorization.

444147922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35564.

The product of its digits is 64512, while the sum is 37.

The square root of 444147922 is about 21074.8172471317. The cubic root of 444147922 is about 762.9730738786.

The spelling of 444147922 in words is "four hundred forty-four million, one hundred forty-seven thousand, nine hundred twenty-two".