12445252 has 6 divisors (see below), whose sum is σ = 21779198. Its totient is φ = 6222624.

The previous prime is 12445249. The next prime is 12445267. The reversal of 12445252 is 25254421.

It can be written as a sum of positive squares in only one way, i.e., 11062276 + 1382976 = 3326^2 + 1176^2 .

It is a super-3 number, since 3×12445252³ (a number of 22 digits) contains 333 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1555653 + ... + 1555660.

Almost surely, 2^12445252 is an apocalyptic number.

It is an amenable number.

12445252 is a deficient number, since it is larger than the sum of its proper divisors (9333946).

12445252 is a wasteful number, since it uses less digits than its factorization.

12445252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3111317 (or 3111315 counting only the distinct ones).

The product of its digits is 3200, while the sum is 25.

The square root of 12445252 is about 3527.7828731372. The cubic root of 12445252 is about 231.7401222018.

Adding to 12445252 its reverse (25254421), we get a palindrome (37699673).

The spelling of 12445252 in words is "twelve million, four hundred forty-five thousand, two hundred fifty-two".