12794578 has 8 divisors (see below), whose sum is σ = 20026368. Its totient is φ = 6119124.

The previous prime is 12794531. The next prime is 12794627. The reversal of 12794578 is 87549721.

12794578 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.

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, 139026 + ... + 139117.

It is an arithmetic number, because the mean of its divisors is an integer number (2503296).

Almost surely, 2^12794578 is an apocalyptic number.

12794578 is a deficient number, since it is larger than the sum of its proper divisors (7231790).

12794578 is a wasteful number, since it uses less digits than its factorization.

12794578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278168.

The product of its digits is 141120, while the sum is 43.

The square root of 12794578 is about 3576.9509362025. The cubic root of 12794578 is about 233.8883851752. Note that the first 3 decimals are identical.

The spelling of 12794578 in words is "twelve million, seven hundred ninety-four thousand, five hundred seventy-eight".