12347034 has 32 divisors (see below), whose sum is σ = 28425600. Its totient is φ = 3502272.

The previous prime is 12347029. The next prime is 12347047. The reversal of 12347034 is 43074321.

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

It is a junction number, because it is equal to n+sod(n) for n = 12346995 and 12347013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5272 + ... + 7244.

It is an arithmetic number, because the mean of its divisors is an integer number (888300).

Almost surely, 2^12347034 is an apocalyptic number.

12347034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12347034 is an abundant number, since it is smaller than the sum of its proper divisors (16078566).

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

12347034 is a wasteful number, since it uses less digits than its factorization.

12347034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2134.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 12347034 is about 3513.8346574647. The cubic root of 12347034 is about 231.1288799379.

The spelling of 12347034 in words is "twelve million, three hundred forty-seven thousand, thirty-four".