12206106 has 32 divisors (see below), whose sum is σ = 29592000. Its totient is φ = 3698640.

The previous prime is 12206101. The next prime is 12206143. The reversal of 12206106 is 60160221.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12206101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9681 + ... + 10868.

It is an arithmetic number, because the mean of its divisors is an integer number (924750).

Almost surely, 2^12206106 is an apocalyptic number.

12206106 is an abundant number, since it is smaller than the sum of its proper divisors (17385894).

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

12206106 is a wasteful number, since it uses less digits than its factorization.

12206106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20571 (or 20565 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 12206106 is about 3493.7238013329. The cubic root of 12206106 is about 230.2461510885.

Adding to 12206106 its reverse (60160221), we get a palindrome (72366327).

The spelling of 12206106 in words is "twelve million, two hundred six thousand, one hundred six".