12678324 has 24 divisors (see below), whose sum is σ = 29705088. Its totient is φ = 4208640.

The previous prime is 12678299. The next prime is 12678353. The reversal of 12678324 is 42387621.

It is a congruent number.

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, 1029 + ... + 5139.

It is an arithmetic number, because the mean of its divisors is an integer number (1237712).

Almost surely, 2^12678324 is an apocalyptic number.

It is an amenable number.

12678324 is an abundant number, since it is smaller than the sum of its proper divisors (17026764).

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

12678324 is a wasteful number, since it uses less digits than its factorization.

12678324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4375 (or 4373 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 12678324 is about 3560.6634213304. The cubic root of 12678324 is about 233.1778437996.

It can be divided in two parts, 1267 and 8324, that added together give a triangular number (9591 = T₁₃₈).

The spelling of 12678324 in words is "twelve million, six hundred seventy-eight thousand, three hundred twenty-four".