12786832 has 20 divisors (see below), whose sum is σ = 25018240. Its totient is φ = 6330528.

The previous prime is 12786817. The next prime is 12786847. The reversal of 12786832 is 23868721.

It is an interprime number because it is at equal distance from previous prime (12786817) and next prime (12786847).

It is a junction number, because it is equal to n+sod(n) for n = 12786791 and 12786800.

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, 2232 + ... + 5527.

It is an arithmetic number, because the mean of its divisors is an integer number (1250912).

Almost surely, 2^12786832 is an apocalyptic number.

It is an amenable number.

12786832 is a deficient number, since it is larger than the sum of its proper divisors (12231408).

12786832 is a wasteful number, since it uses less digits than its factorization.

12786832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7870 (or 7864 counting only the distinct ones).

The product of its digits is 32256, while the sum is 37.

The square root of 12786832 is about 3575.8680065125. The cubic root of 12786832 is about 233.8411759808.

The spelling of 12786832 in words is "twelve million, seven hundred eighty-six thousand, eight hundred thirty-two".