12329712 has 40 divisors (see below), whose sum is σ = 35392080. Its totient is φ = 4109760.

The previous prime is 12329711. The next prime is 12329719. The reversal of 12329712 is 21792321.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12329711) 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, 13839 + ... + 14702.

It is an arithmetic number, because the mean of its divisors is an integer number (884802).

Almost surely, 2^12329712 is an apocalyptic number.

12329712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12329712 is an abundant number, since it is smaller than the sum of its proper divisors (23062368).

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

12329712 is a wasteful number, since it uses less digits than its factorization.

12329712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28558 (or 28546 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 12329712 is about 3511.3689638088. The cubic root of 12329712 is about 231.0207436255.

It can be divided in two parts, 12329 and 712, that added together give a triangular number (13041 = T₁₆₁).

The spelling of 12329712 in words is "twelve million, three hundred twenty-nine thousand, seven hundred twelve".