12209914 has 4 divisors (see below), whose sum is σ = 18314874. Its totient is φ = 6104956.

The previous prime is 12209887. The next prime is 12209921. The reversal of 12209914 is 41990221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11458225 + 751689 = 3385^2 + 867^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3052477 + ... + 3052480.

Almost surely, 2^12209914 is an apocalyptic number.

12209914 is a deficient number, since it is larger than the sum of its proper divisors (6104960).

12209914 is an equidigital number, since it uses as much as digits as its factorization.

12209914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6104959.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 12209914 is about 3494.2687360877. The cubic root of 12209914 is about 230.2700922804.

The spelling of 12209914 in words is "twelve million, two hundred nine thousand, nine hundred fourteen".