422541043 has 2 divisors, whose sum is σ = 422541044. Its totient is φ = 422541042.

The previous prime is 422541037. The next prime is 422541079. The reversal of 422541043 is 340145224.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422541043 - 2⁵ = 422541011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422540999 and 422541017.

It is not a weakly prime, because it can be changed into another prime (422541643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211270521 + 211270522.

It is an arithmetic number, because the mean of its divisors is an integer number (211270522).

Almost surely, 2^422541043 is an apocalyptic number.

422541043 is a deficient number, since it is larger than the sum of its proper divisors (1).

422541043 is an equidigital number, since it uses as much as digits as its factorization.

422541043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 422541043 is about 20555.8031465569. The cubic root of 422541043 is about 750.3944846209.

Adding to 422541043 its reverse (340145224), we get a palindrome (762686267).

The spelling of 422541043 in words is "four hundred twenty-two million, five hundred forty-one thousand, forty-three".