12303242 has 16 divisors (see below), whose sum is σ = 21185280. Its totient is φ = 5249328.

The previous prime is 12303233. The next prime is 12303281. The reversal of 12303242 is 24230321.

It is a self number, because there is not a number n which added to its sum of digits gives 12303242.

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, 1508 + ... + 5184.

It is an arithmetic number, because the mean of its divisors is an integer number (1324080).

Almost surely, 2^12303242 is an apocalyptic number.

12303242 is a deficient number, since it is larger than the sum of its proper divisors (8882038).

12303242 is a wasteful number, since it uses less digits than its factorization.

12303242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3925.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 12303242 is about 3507.5977534489. The cubic root of 12303242 is about 230.8553031463.

Adding to 12303242 its reverse (24230321), we get a palindrome (36533563).

The spelling of 12303242 in words is "twelve million, three hundred three thousand, two hundred forty-two".