12806322 has 16 divisors (see below), whose sum is σ = 25747680. Its totient is φ = 4246272.

The previous prime is 12806273. The next prime is 12806327. The reversal of 12806322 is 22360821.

It is a junction number, because it is equal to n+sod(n) for n = 12806292 and 12806301.

It is not an unprimeable number, because it can be changed into a prime (12806327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4372 + ... + 6687.

It is an arithmetic number, because the mean of its divisors is an integer number (1609230).

Almost surely, 2^12806322 is an apocalyptic number.

12806322 is an abundant number, since it is smaller than the sum of its proper divisors (12941358).

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

12806322 is a wasteful number, since it uses less digits than its factorization.

12806322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11257.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 12806322 is about 3578.5921812914. The cubic root of 12806322 is about 233.9599244687.

The spelling of 12806322 in words is "twelve million, eight hundred six thousand, three hundred twenty-two".