442522112 has 20 divisors (see below), whose sum is σ = 884180946. Its totient is φ = 221260800.

The previous prime is 442522079. The next prime is 442522127. The reversal of 442522112 is 211225244.

It can be written as a sum of positive squares in only one way, i.e., 425349376 + 17172736 = 20624^2 + 4144^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 431639 + ... + 432662.

Almost surely, 2^442522112 is an apocalyptic number.

It is an amenable number.

442522112 is a deficient number, since it is larger than the sum of its proper divisors (441658834).

442522112 is an frugal number, since it uses more digits than its factorization.

442522112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864319 (or 864303 counting only the distinct ones).

The product of its digits is 1280, while the sum is 23.

The square root of 442522112 is about 21036.2095444973. The cubic root of 442522112 is about 762.0409775820.

Adding to 442522112 its reverse (211225244), we get a palindrome (653747356).

It can be divided in two parts, 44252 and 2112, that added together give a palindrome (46364).

The spelling of 442522112 in words is "four hundred forty-two million, five hundred twenty-two thousand, one hundred twelve".