12340008 has 48 divisors (see below), whose sum is σ = 33583680. Its totient is φ = 4093344.

The previous prime is 12340007. The next prime is 12340033. The reversal of 12340008 is 80004321.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (12340007) 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 11 ways as a sum of consecutive naturals, for example, 26191 + ... + 26657.

It is an arithmetic number, because the mean of its divisors is an integer number (699660).

Almost surely, 2^12340008 is an apocalyptic number.

12340008 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

12340008 is an abundant number, since it is smaller than the sum of its proper divisors (21243672).

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

12340008 is a wasteful number, since it uses less digits than its factorization.

12340008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846 (or 839 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 12340008 is about 3512.8347527318. The cubic root of 12340008 is about 231.0850308204.

Adding to 12340008 its reverse (80004321), we get a palindrome (92344329).

The spelling of 12340008 in words is "twelve million, three hundred forty thousand, eight".