12766432 has 24 divisors (see below), whose sum is σ = 28724976. Its totient is φ = 5471232.

The previous prime is 12766393. The next prime is 12766441. The reversal of 12766432 is 23466721.

It is a junction number, because it is equal to n+sod(n) for n = 12766394 and 12766403.

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, 28273 + ... + 28720.

It is an arithmetic number, because the mean of its divisors is an integer number (1196874).

Almost surely, 2^12766432 is an apocalyptic number.

It is an amenable number.

12766432 is an abundant number, since it is smaller than the sum of its proper divisors (15958544).

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

12766432 is an equidigital number, since it uses as much as digits as its factorization.

12766432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57010 (or 57002 counting only the distinct ones).

The product of its digits is 12096, while the sum is 31.

The square root of 12766432 is about 3573.0144136289. The cubic root of 12766432 is about 233.7167537339.

The spelling of 12766432 in words is "twelve million, seven hundred sixty-six thousand, four hundred thirty-two".