12250012 has 24 divisors (see below), whose sum is σ = 22284416. Its totient is φ = 5887728.

The previous prime is 12250009. The next prime is 12250019. The reversal of 12250012 is 21005221.

It is a junction number, because it is equal to n+sod(n) for n = 12249974 and 12250001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12250019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10993 + ... + 12055.

Almost surely, 2^12250012 is an apocalyptic number.

It is an amenable number.

12250012 is a deficient number, since it is larger than the sum of its proper divisors (10034404).

12250012 is a wasteful number, since it uses less digits than its factorization.

12250012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177 (or 1175 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 12250012 is about 3500.0017142853. The cubic root of 12250012 is about 230.5218898753.

Adding to 12250012 its reverse (21005221), we get a palindrome (33255233).

The spelling of 12250012 in words is "twelve million, two hundred fifty thousand, twelve".