12239338 has 4 divisors (see below), whose sum is σ = 18359010. Its totient is φ = 6119668.

The previous prime is 12239329. The next prime is 12239347. The reversal of 12239338 is 83393221.

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

It is an interprime number because it is at equal distance from previous prime (12239329) and next prime (12239347).

It can be written as a sum of positive squares in only one way, i.e., 6796449 + 5442889 = 2607^2 + 2333^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3059833 + ... + 3059836.

Almost surely, 2^12239338 is an apocalyptic number.

12239338 is a deficient number, since it is larger than the sum of its proper divisors (6119672).

12239338 is an equidigital number, since it uses as much as digits as its factorization.

12239338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6119671.

The product of its digits is 7776, while the sum is 31.

The square root of 12239338 is about 3498.4765255751. The cubic root of 12239338 is about 230.4549156369.

The spelling of 12239338 in words is "twelve million, two hundred thirty-nine thousand, three hundred thirty-eight".