12650242 has 16 divisors (see below), whose sum is σ = 20778912. Its totient is φ = 5728320.

The previous prime is 12650233. The next prime is 12650273. The reversal of 12650242 is 24205621.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5818 + ... + 7690.

It is an arithmetic number, because the mean of its divisors is an integer number (1298682).

Almost surely, 2^12650242 is an apocalyptic number.

12650242 is a deficient number, since it is larger than the sum of its proper divisors (8128670).

12650242 is a wasteful number, since it uses less digits than its factorization.

12650242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2193.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 12650242 is about 3556.7178690472. The cubic root of 12650242 is about 233.0055565487.

Adding to 12650242 its reverse (24205621), we get a palindrome (36855863).

The spelling of 12650242 in words is "twelve million, six hundred fifty thousand, two hundred forty-two".