423344432 has 40 divisors (see below), whose sum is σ = 967652352. Its totient is φ = 175579200.

The previous prime is 423344419. The next prime is 423344461. The reversal of 423344432 is 234443324.

It is a junction number, because it is equal to n+sod(n) for n = 423344395 and 423344404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57494 + ... + 64437.

Almost surely, 2^423344432 is an apocalyptic number.

It is an amenable number.

423344432 is an abundant number, since it is smaller than the sum of its proper divisors (544307920).

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

423344432 is a wasteful number, since it uses less digits than its factorization.

423344432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121977 (or 121971 counting only the distinct ones).

The product of its digits is 27648, while the sum is 29.

The square root of 423344432 is about 20575.3355258183. The cubic root of 423344432 is about 750.8697654726.

Adding to 423344432 its reverse (234443324), we get a palindrome (657787756).

The spelling of 423344432 in words is "four hundred twenty-three million, three hundred forty-four thousand, four hundred thirty-two".