12384678 has 8 divisors (see below), whose sum is σ = 24769368. Its totient is φ = 4128224.

The previous prime is 12384667. The next prime is 12384683. The reversal of 12384678 is 87648321.

It is a sphenic number, since it is the product of 3 distinct primes.

12384678 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1032051 + ... + 1032062.

It is an arithmetic number, because the mean of its divisors is an integer number (3096171).

Almost surely, 2^12384678 is an apocalyptic number.

12384678 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12384678 is a wasteful number, since it uses less digits than its factorization.

12384678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2064118.

The product of its digits is 64512, while the sum is 39.

The square root of 12384678 is about 3519.1871220496. The cubic root of 12384678 is about 231.3635324672.

The spelling of 12384678 in words is "twelve million, three hundred eighty-four thousand, six hundred seventy-eight".