423042422 has 16 divisors (see below), whose sum is σ = 702585792. Its totient is φ = 189421320.

The previous prime is 423042419. The next prime is 423042457. The reversal of 423042422 is 224240324.

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 7 ways as a sum of consecutive naturals, for example, 142028 + ... + 144975.

It is an arithmetic number, because the mean of its divisors is an integer number (43911612).

Almost surely, 2^423042422 is an apocalyptic number.

423042422 is a deficient number, since it is larger than the sum of its proper divisors (279543370).

423042422 is a wasteful number, since it uses less digits than its factorization.

423042422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287083.

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 423042422 is about 20567.9950894588. The cubic root of 423042422 is about 750.6911684821.

Adding to 423042422 its reverse (224240324), we get a palindrome (647282746).

The spelling of 423042422 in words is "four hundred twenty-three million, forty-two thousand, four hundred twenty-two".