442490112 has 54 divisors (see below), whose sum is σ = 1275814722. Its totient is φ = 147495936.

The previous prime is 442490071. The next prime is 442490119. The reversal of 442490112 is 211094244.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 301925376 + 140564736 = 17376^2 + 11856^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442490119) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 93723 + ... + 98330.

Almost surely, 2^442490112 is an apocalyptic number.

It is an amenable number.

442490112 is an abundant number, since it is smaller than the sum of its proper divisors (833324610).

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

442490112 is a wasteful number, since it uses less digits than its factorization.

442490112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192075 (or 192058 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 442490112 is about 21035.4489374484. The cubic root of 442490112 is about 762.0226087077.

The spelling of 442490112 in words is "four hundred forty-two million, four hundred ninety thousand, one hundred twelve".