13666322 has 8 divisors (see below), whose sum is σ = 20533296. Its totient is φ = 6821892.

The previous prime is 13666321. The next prime is 13666369. The reversal of 13666322 is 22366631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (13666321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4028 + ... + 6599.

It is an arithmetic number, because the mean of its divisors is an integer number (2566662).

Almost surely, 2^13666322 is an apocalyptic number.

13666322 is a deficient number, since it is larger than the sum of its proper divisors (6866974).

13666322 is a wasteful number, since it uses less digits than its factorization.

13666322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11272.

The product of its digits is 7776, while the sum is 29.

The square root of 13666322 is about 3696.7988855224. The cubic root of 13666322 is about 239.0840201084.

The spelling of 13666322 in words is "thirteen million, six hundred sixty-six thousand, three hundred twenty-two".