423432222 has 8 divisors (see below), whose sum is σ = 846864456. Its totient is φ = 141144072.

The previous prime is 423432199. The next prime is 423432227. The reversal of 423432222 is 222234324.

It is a happy number.

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

423432222 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 423432192 and 423432201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423432227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35286013 + ... + 35286024.

It is an arithmetic number, because the mean of its divisors is an integer number (105858057).

Almost surely, 2^423432222 is an apocalyptic number.

423432222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

423432222 is a wasteful number, since it uses less digits than its factorization.

423432222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70572042.

The product of its digits is 4608, while the sum is 24.

The square root of 423432222 is about 20577.4687947765. The cubic root of 423432222 is about 750.9216651361.

Adding to 423432222 its reverse (222234324), we get a palindrome (645666546).

The spelling of 423432222 in words is "four hundred twenty-three million, four hundred thirty-two thousand, two hundred twenty-two".