423441012 has 24 divisors (see below), whose sum is σ = 989061696. Its totient is φ = 140999488.

The previous prime is 423440959. The next prime is 423441013. The reversal of 423441012 is 210144324.

It is a self number, because there is not a number n which added to its sum of digits gives 423441012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423441013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6153 + ... + 29744.

It is an arithmetic number, because the mean of its divisors is an integer number (41210904).

Almost surely, 2^423441012 is an apocalyptic number.

It is an amenable number.

423441012 is an abundant number, since it is smaller than the sum of its proper divisors (565620684).

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

423441012 is a wasteful number, since it uses less digits than its factorization.

423441012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36887 (or 36885 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 423441012 is about 20577.6823767887. The cubic root of 423441012 is about 750.9268612103.

Adding to 423441012 its reverse (210144324), we get a palindrome (633585336).

The spelling of 423441012 in words is "four hundred twenty-three million, four hundred forty-one thousand, twelve".