4042244646 has 48 divisors (see below), whose sum is σ = 9629687808. Its totient is φ = 1215270000.

The previous prime is 4042244593. The next prime is 4042244671. The reversal of 4042244646 is 6464422404.

4042244646 is a `hidden beast` number, since 4 + 0 + 4 + 2 + 2 + 4 + 4 + 646 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4042244646.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55230 + ... + 105521.

It is an arithmetic number, because the mean of its divisors is an integer number (200618496).

Almost surely, 2^4042244646 is an apocalyptic number.

4042244646 is an abundant number, since it is smaller than the sum of its proper divisors (5587443162).

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

4042244646 is a wasteful number, since it uses less digits than its factorization.

4042244646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160897 (or 160894 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

The square root of 4042244646 is about 63578.6492936111. The cubic root of 4042244646 is about 1592.9697600193.

The spelling of 4042244646 in words is "four billion, forty-two million, two hundred forty-four thousand, six hundred forty-six".