422443043 has 16 divisors (see below), whose sum is σ = 469929600. Its totient is φ = 376534080.

The previous prime is 422442989. The next prime is 422443061. The reversal of 422443043 is 340344224.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422443043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422443543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142268 + ... + 145206.

It is an arithmetic number, because the mean of its divisors is an integer number (29370600).

Almost surely, 2^422443043 is an apocalyptic number.

422443043 is a deficient number, since it is larger than the sum of its proper divisors (47486557).

422443043 is a wasteful number, since it uses less digits than its factorization.

422443043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3202.

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 422443043 is about 20553.4192532532. The cubic root of 422443043 is about 750.3364671047.

Adding to 422443043 its reverse (340344224), we get a palindrome (762787267).

The spelling of 422443043 in words is "four hundred twenty-two million, four hundred forty-three thousand, forty-three".