423343212 has 12 divisors (see below), whose sum is σ = 987800856. Its totient is φ = 141114400.

The previous prime is 423343201. The next prime is 423343229. The reversal of 423343212 is 212343324.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17639289 + ... + 17639312.

It is an arithmetic number, because the mean of its divisors is an integer number (82316738).

Almost surely, 2^423343212 is an apocalyptic number.

It is an amenable number.

423343212 is an abundant number, since it is smaller than the sum of its proper divisors (564457644).

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

423343212 is a wasteful number, since it uses less digits than its factorization.

423343212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35278608 (or 35278606 counting only the distinct ones).

The product of its digits is 3456, while the sum is 24.

The square root of 423343212 is about 20575.3058786498. The cubic root of 423343212 is about 750.8690441829.

Adding to 423343212 its reverse (212343324), we get a palindrome (635686536).

The spelling of 423343212 in words is "four hundred twenty-three million, three hundred forty-three thousand, two hundred twelve".