12343434 has 16 divisors (see below), whose sum is σ = 25000320. Its totient is φ = 4062240.

The previous prime is 12343423. The next prime is 12343439. The reversal of 12343434 is 43434321.

12343434 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (12343439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12547 + ... + 13494.

It is an arithmetic number, because the mean of its divisors is an integer number (1562520).

Almost surely, 2^12343434 is an apocalyptic number.

12343434 is an abundant number, since it is smaller than the sum of its proper divisors (12656886).

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

12343434 is a wasteful number, since it uses less digits than its factorization.

12343434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26125.

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

The square root of 12343434 is about 3513.3223592491. The cubic root of 12343434 is about 231.1064144927.

Adding to 12343434 its reverse (43434321), we get a palindrome (55777755).

The spelling of 12343434 in words is "twelve million, three hundred forty-three thousand, four hundred thirty-four".