12434424 has 16 divisors (see below), whose sum is σ = 31086120. Its totient is φ = 4144800.

The previous prime is 12434369. The next prime is 12434447. The reversal of 12434424 is 42443421.

It is a happy number.

It is a super-2 number, since 2×12434424² = 309229800423552, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 518101 = 12434424 / (1 + 2 + 4 + 3 + 4 + 4 + 2 + 4).

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

It is a junction number, because it is equal to n+sod(n) for n = 12434394 and 12434403.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259027 + ... + 259074.

Almost surely, 2^12434424 is an apocalyptic number.

It is an amenable number.

12434424 is an abundant number, since it is smaller than the sum of its proper divisors (18651696).

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

12434424 is a wasteful number, since it uses less digits than its factorization.

12434424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518110 (or 518106 counting only the distinct ones).

The product of its digits is 3072, while the sum is 24.

The square root of 12434424 is about 3526.2478642319. The cubic root of 12434424 is about 231.6728941502.

Adding to 12434424 its reverse (42443421), we get a palindrome (54877845).

The spelling of 12434424 in words is "twelve million, four hundred thirty-four thousand, four hundred twenty-four".