444522422 has 4 divisors (see below), whose sum is σ = 666783636. Its totient is φ = 222261210.

The previous prime is 444522413. The next prime is 444522473. The reversal of 444522422 is 224225444.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111130604 + ... + 111130607.

It is an arithmetic number, because the mean of its divisors is an integer number (166695909).

Almost surely, 2^444522422 is an apocalyptic number.

444522422 is a deficient number, since it is larger than the sum of its proper divisors (222261214).

444522422 is a wasteful number, since it uses less digits than its factorization.

444522422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222261213.

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

The square root of 444522422 is about 21083.7003867917. The cubic root of 444522422 is about 763.1874567682.

Adding to 444522422 its reverse (224225444), we get a palindrome (668747866).

The spelling of 444522422 in words is "four hundred forty-four million, five hundred twenty-two thousand, four hundred twenty-two".