12506252 has 12 divisors (see below), whose sum is σ = 23875656. Its totient is φ = 5684640.

The previous prime is 12506239. The next prime is 12506257. The reversal of 12506252 is 25260521.

It is not an unprimeable number, because it can be changed into a prime (12506257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142073 + ... + 142160.

It is an arithmetic number, because the mean of its divisors is an integer number (1989638).

Almost surely, 2^12506252 is an apocalyptic number.

It is an amenable number.

12506252 is a deficient number, since it is larger than the sum of its proper divisors (11369404).

12506252 is a wasteful number, since it uses less digits than its factorization.

12506252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284248 (or 284246 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 12506252 is about 3536.4179617234. The cubic root of 12506252 is about 232.1181275162.

Adding to 12506252 its reverse (25260521), we get a palindrome (37766773).

The spelling of 12506252 in words is "twelve million, five hundred six thousand, two hundred fifty-two".