442315552 has 36 divisors (see below), whose sum is σ = 1012985190. Its totient is φ = 189563136.

The previous prime is 442315547. The next prime is 442315567. The reversal of 442315552 is 255513244.

It can be written as a sum of positive squares in only one way, i.e., 344622096 + 97693456 = 18564^2 + 9884^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 139477 + ... + 142612.

Almost surely, 2^442315552 is an apocalyptic number.

It is an amenable number.

442315552 is an abundant number, since it is smaller than the sum of its proper divisors (570669638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442315552 is a wasteful number, since it uses less digits than its factorization.

442315552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282113 (or 282098 counting only the distinct ones).

The product of its digits is 24000, while the sum is 31.

The square root of 442315552 is about 21031.2993416955. The cubic root of 442315552 is about 761.9223909036.

Adding to 442315552 its reverse (255513244), we get a palindrome (697828796).

The spelling of 442315552 in words is "four hundred forty-two million, three hundred fifteen thousand, five hundred fifty-two".