12214206 has 16 divisors (see below), whose sum is σ = 27142800. Its totient is φ = 4071384.

The previous prime is 12214183. The next prime is 12214243. The reversal of 12214206 is 60241221.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113041 + ... + 113148.

It is an arithmetic number, because the mean of its divisors is an integer number (1696425).

Almost surely, 2^12214206 is an apocalyptic number.

12214206 is an abundant number, since it is smaller than the sum of its proper divisors (14928594).

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

12214206 is a wasteful number, since it uses less digits than its factorization.

12214206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226200 (or 226194 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 12214206 is about 3494.8828306540. The cubic root of 12214206 is about 230.2970704518.

Adding to 12214206 its reverse (60241221), we get a palindrome (72455427).

The spelling of 12214206 in words is "twelve million, two hundred fourteen thousand, two hundred six".