12309302 has 16 divisors (see below), whose sum is σ = 19535040. Its totient is φ = 5800968.

The previous prime is 12309299. The next prime is 12309317. The reversal of 12309302 is 20390321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7913 + ... + 9339.

It is an arithmetic number, because the mean of its divisors is an integer number (1220940).

Almost surely, 2^12309302 is an apocalyptic number.

12309302 is a deficient number, since it is larger than the sum of its proper divisors (7225738).

12309302 is a wasteful number, since it uses less digits than its factorization.

12309302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1675.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 12309302 is about 3508.4614861788. The cubic root of 12309302 is about 230.8931997567.

Adding to 12309302 its reverse (20390321), we get a palindrome (32699623).

The spelling of 12309302 in words is "twelve million, three hundred nine thousand, three hundred two".