42443022 has 16 divisors (see below), whose sum is σ = 85064832. Its totient is φ = 14117880.

The previous prime is 42442997. The next prime is 42443039. The reversal of 42443022 is 22034424.

It is a self number, because there is not a number n which added to its sum of digits gives 42443022.

It is a congruent number.

It is an unprimeable number.

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, 4258 + ... + 10149.

It is an arithmetic number, because the mean of its divisors is an integer number (5316552).

Almost surely, 2^42443022 is an apocalyptic number.

42443022 is an abundant number, since it is smaller than the sum of its proper divisors (42621810).

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

42443022 is a wasteful number, since it uses less digits than its factorization.

42443022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14903.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 42443022 is about 6514.8309264324. The cubic root of 42443022 is about 348.8205797466.

Adding to 42443022 its reverse (22034424), we get a palindrome (64477446).

The spelling of 42443022 in words is "forty-two million, four hundred forty-three thousand, twenty-two".