12788162 has 16 divisors (see below), whose sum is σ = 20030712. Its totient is φ = 6117120.

The previous prime is 12788129. The next prime is 12788177. The reversal of 12788162 is 26188721.

It can be written as a sum of positive squares in 4 ways, for example, as 9616201 + 3171961 = 3101^2 + 1781^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3098 + ... + 5930.

Almost surely, 2^12788162 is an apocalyptic number.

12788162 is a deficient number, since it is larger than the sum of its proper divisors (7242550).

12788162 is a wasteful number, since it uses less digits than its factorization.

12788162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2933.

The product of its digits is 10752, while the sum is 35.

The square root of 12788162 is about 3576.0539705100. The cubic root of 12788162 is about 233.8492832269.

The spelling of 12788162 in words is "twelve million, seven hundred eighty-eight thousand, one hundred sixty-two".