12206672 has 10 divisors (see below), whose sum is σ = 23650458. Its totient is φ = 6103328.

The previous prime is 12206647. The next prime is 12206681. The reversal of 12206672 is 27660221.

It can be written as a sum of positive squares in only one way, i.e., 9024016 + 3182656 = 3004^2 + 1784^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 381443 + ... + 381474.

Almost surely, 2^12206672 is an apocalyptic number.

It is an amenable number.

12206672 is a deficient number, since it is larger than the sum of its proper divisors (11443786).

12206672 is an equidigital number, since it uses as much as digits as its factorization.

12206672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762925 (or 762919 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 12206672 is about 3493.8048027902. The cubic root of 12206672 is about 230.2497098895.

Adding to 12206672 its reverse (27660221), we get a palindrome (39866893).

The spelling of 12206672 in words is "twelve million, two hundred six thousand, six hundred seventy-two".