12984078 has 8 divisors (see below), whose sum is σ = 25968168. Its totient is φ = 4328024.

The previous prime is 12984053. The next prime is 12984089. The reversal of 12984078 is 87048921.

12984078 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

12984078 is an admirable number.

It is a Curzon 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, 1082001 + ... + 1082012.

It is an arithmetic number, because the mean of its divisors is an integer number (3246021).

Almost surely, 2^12984078 is an apocalyptic number.

12984078 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.

12984078 is a wasteful number, since it uses less digits than its factorization.

12984078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2164018.

The product of its (nonzero) digits is 32256, while the sum is 39.

The square root of 12984078 is about 3603.3426148508. The cubic root of 12984078 is about 235.0374348090.

The spelling of 12984078 in words is "twelve million, nine hundred eighty-four thousand, seventy-eight".