12239346 has 32 divisors (see below), whose sum is σ = 28320768. Its totient is φ = 3453840.

The previous prime is 12239329. The next prime is 12239347. The reversal of 12239346 is 64393221.

It is not an unprimeable number, because it can be changed into a prime (12239347) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 1731 + ... + 5241.

It is an arithmetic number, because the mean of its divisors is an integer number (885024).

Almost surely, 2^12239346 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12239346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14160384).

12239346 is an abundant number, since it is smaller than the sum of its proper divisors (16081422).

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

12239346 is a wasteful number, since it uses less digits than its factorization.

12239346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3606.

The product of its digits is 7776, while the sum is 30.

The square root of 12239346 is about 3498.4776689297. The cubic root of 12239346 is about 230.4549658476.

The spelling of 12239346 in words is "twelve million, two hundred thirty-nine thousand, three hundred forty-six".