12662206 has 8 divisors (see below), whose sum is σ = 19021104. Its totient is φ = 6321840.

The previous prime is 12662201. The next prime is 12662233. The reversal of 12662206 is 60226621.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12662201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2775 + ... + 5746.

It is an arithmetic number, because the mean of its divisors is an integer number (2377638).

Almost surely, 2^12662206 is an apocalyptic number.

12662206 is a deficient number, since it is larger than the sum of its proper divisors (6358898).

12662206 is an equidigital number, since it uses as much as digits as its factorization.

12662206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9266.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 12662206 is about 3558.3993592625. The cubic root of 12662206 is about 233.0789886122.

Adding to 12662206 its reverse (60226621), we get a palindrome (72888827).

The spelling of 12662206 in words is "twelve million, six hundred sixty-two thousand, two hundred six".