12340352 has 32 divisors (see below), whose sum is σ = 24750300. Its totient is φ = 6128640.

The previous prime is 12340343. The next prime is 12340373. The reversal of 12340352 is 25304321.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12222016 + 118336 = 3496^2 + 344^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29102 + ... + 29522.

Almost surely, 2^12340352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12340352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12375150).

12340352 is an abundant number, since it is smaller than the sum of its proper divisors (12409948).

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

12340352 is an equidigital number, since it uses as much as digits as its factorization.

12340352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664 (or 652 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 12340352 is about 3512.8837156957. The cubic root of 12340352 is about 231.0871781046.

Adding to 12340352 its reverse (25304321), we get a palindrome (37644673).

The spelling of 12340352 in words is "twelve million, three hundred forty thousand, three hundred fifty-two".