12866832 has 60 divisors (see below), whose sum is σ = 39287664. Its totient is φ = 3898560.

The previous prime is 12866831. The next prime is 12866851. The reversal of 12866832 is 23866821.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (12866831) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2478 + ... + 5645.

Almost surely, 2^12866832 is an apocalyptic number.

12866832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12866832 is an abundant number, since it is smaller than the sum of its proper divisors (26420832).

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

12866832 is a wasteful number, since it uses less digits than its factorization.

12866832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8148 (or 8139 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 12866832 is about 3587.0366599744. The cubic root of 12866832 is about 234.3278332819.

It can be divided in two parts, 1286 and 6832, that added together give a palindrome (8118).

The spelling of 12866832 in words is "twelve million, eight hundred sixty-six thousand, eight hundred thirty-two".