423342422 has 8 divisors (see below), whose sum is σ = 635230272. Its totient is φ = 211599000.

The previous prime is 423342389. The next prime is 423342427. The reversal of 423342422 is 224243324.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 423342391 and 423342400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423342427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28454 + ... + 40697.

It is an arithmetic number, because the mean of its divisors is an integer number (79403784).

Almost surely, 2^423342422 is an apocalyptic number.

423342422 is a deficient number, since it is larger than the sum of its proper divisors (211887850).

423342422 is a wasteful number, since it uses less digits than its factorization.

423342422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72214.

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

The square root of 423342422 is about 20575.2866808703. The cubic root of 423342422 is about 750.8685771175.

Adding to 423342422 its reverse (224243324), we get a palindrome (647585746).

The spelling of 423342422 in words is "four hundred twenty-three million, three hundred forty-two thousand, four hundred twenty-two".