12893136 has 20 divisors (see below), whose sum is σ = 33307392. Its totient is φ = 4297696.

The previous prime is 12893129. The next prime is 12893141. The reversal of 12893136 is 63139821.

12893136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12893097 and 12893106.

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, 134256 + ... + 134351.

Almost surely, 2^12893136 is an apocalyptic number.

12893136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12893136 is an abundant number, since it is smaller than the sum of its proper divisors (20414256).

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

12893136 is a wasteful number, since it uses less digits than its factorization.

12893136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268618 (or 268612 counting only the distinct ones).

The product of its digits is 7776, while the sum is 33.

The square root of 12893136 is about 3590.7013242541. The cubic root of 12893136 is about 234.4874054244.

The spelling of 12893136 in words is "twelve million, eight hundred ninety-three thousand, one hundred thirty-six".