442433122 has 8 divisors (see below), whose sum is σ = 674529372. Its totient is φ = 217590000.

The previous prime is 442433119. The next prime is 442433179. The reversal of 442433122 is 221334244.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 400040001 + 42393121 = 20001^2 + 6511^2 .

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, 1813129 + ... + 1813372.

Almost surely, 2^442433122 is an apocalyptic number.

442433122 is a deficient number, since it is larger than the sum of its proper divisors (232096250).

442433122 is a wasteful number, since it uses less digits than its factorization.

442433122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3626564.

The product of its digits is 4608, while the sum is 25.

The square root of 442433122 is about 21034.0942757229. The cubic root of 442433122 is about 761.9898926976.

Adding to 442433122 its reverse (221334244), we get a palindrome (663767366).

The spelling of 442433122 in words is "four hundred forty-two million, four hundred thirty-three thousand, one hundred twenty-two".