442241602 has 16 divisors (see below), whose sum is σ = 724372992. Its totient is φ = 200823120.

The previous prime is 442241599. The next prime is 442241603. The reversal of 442241602 is 206142244.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (442241603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14668 + ... + 33160.

It is an arithmetic number, because the mean of its divisors is an integer number (45273312).

Almost surely, 2^442241602 is an apocalyptic number.

442241602 is a deficient number, since it is larger than the sum of its proper divisors (282131390).

442241602 is a wasteful number, since it uses less digits than its factorization.

442241602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19593.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 442241602 is about 21029.5411742625. The cubic root of 442241602 is about 761.8799270254.

Adding to 442241602 its reverse (206142244), we get a palindrome (648383846).

The spelling of 442241602 in words is "four hundred forty-two million, two hundred forty-one thousand, six hundred two".