12520252 has 12 divisors (see below), whose sum is σ = 22445136. Its totient is φ = 6107360.

The previous prime is 12520247. The next prime is 12520271. The reversal of 12520252 is 25202521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38008 + ... + 38335.

It is an arithmetic number, because the mean of its divisors is an integer number (1870428).

Almost surely, 2^12520252 is an apocalyptic number.

It is an amenable number.

12520252 is a deficient number, since it is larger than the sum of its proper divisors (9924884).

12520252 is a wasteful number, since it uses less digits than its factorization.

12520252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76388 (or 76386 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 12520252 is about 3538.3968121170. The cubic root of 12520252 is about 232.2047093298.

Adding to 12520252 its reverse (25202521), we get a palindrome (37722773).

The spelling of 12520252 in words is "twelve million, five hundred twenty thousand, two hundred fifty-two".