12788026 has 8 divisors (see below), whose sum is σ = 20191680. Its totient is φ = 6057468.

The previous prime is 12788021. The next prime is 12788033. The reversal of 12788026 is 62088721.

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

It is a junction number, because it is equal to n+sod(n) for n = 12787982 and 12788000.

It is not an unprimeable number, because it can be changed into a prime (12788021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168226 + ... + 168301.

It is an arithmetic number, because the mean of its divisors is an integer number (2523960).

Almost surely, 2^12788026 is an apocalyptic number.

12788026 is a deficient number, since it is larger than the sum of its proper divisors (7403654).

12788026 is a wasteful number, since it uses less digits than its factorization.

12788026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336548.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 12788026 is about 3576.0349550864. The cubic root of 12788026 is about 233.8484542410.

The spelling of 12788026 in words is "twelve million, seven hundred eighty-eight thousand, twenty-six".