12323434 has 16 divisors (see below), whose sum is σ = 19245600. Its totient is φ = 5911024.

The previous prime is 12323429. The next prime is 12323459. The reversal of 12323434 is 43432321.

It is a happy number.

12323434 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 an unprimeable number.

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, 9789 + ... + 10975.

It is an arithmetic number, because the mean of its divisors is an integer number (1202850).

Almost surely, 2^12323434 is an apocalyptic number.

12323434 is a deficient number, since it is larger than the sum of its proper divisors (6922166).

12323434 is a wasteful number, since it uses less digits than its factorization.

12323434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1397.

The product of its digits is 1728, while the sum is 22.

The square root of 12323434 is about 3510.4748966486. The cubic root of 12323434 is about 230.9815268549.

Adding to 12323434 its reverse (43432321), we get a palindrome (55755755).

The spelling of 12323434 in words is "twelve million, three hundred twenty-three thousand, four hundred thirty-four".