12434434 has 8 divisors (see below), whose sum is σ = 18675468. Its totient is φ = 6209280.

The previous prime is 12434369. The next prime is 12434447. The reversal of 12434434 is 43443421.

12434434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11923209 + 511225 = 3453^2 + 715^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 12434399 and 12434408.

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, 1767 + ... + 5290.

Almost surely, 2^12434434 is an apocalyptic number.

12434434 is a deficient number, since it is larger than the sum of its proper divisors (6241034).

12434434 is an equidigital number, since it uses as much as digits as its factorization.

12434434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7940.

The product of its digits is 4608, while the sum is 25.

The square root of 12434434 is about 3526.2492821694. The cubic root of 12434434 is about 231.6729562555.

Adding to 12434434 its reverse (43443421), we get a palindrome (55877855).

The spelling of 12434434 in words is "twelve million, four hundred thirty-four thousand, four hundred thirty-four".