12403252 has 12 divisors (see below), whose sum is σ = 22061956. Its totient is φ = 6099840.

The previous prime is 12403249. The next prime is 12403267. The reversal of 12403252 is 25230421.

It can be written as a sum of positive squares in 2 ways, for example, as 2643876 + 9759376 = 1626^2 + 3124^2 .

12403252 is a modest number, since divided by 3252 gives 124 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25173 + ... + 25660.

Almost surely, 2^12403252 is an apocalyptic number.

It is an amenable number.

12403252 is a deficient number, since it is larger than the sum of its proper divisors (9658704).

12403252 is a wasteful number, since it uses less digits than its factorization.

12403252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50898 (or 50896 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 12403252 is about 3521.8250950324. The cubic root of 12403252 is about 231.4791376722.

Adding to 12403252 its reverse (25230421), we get a palindrome (37633673).

The spelling of 12403252 in words is "twelve million, four hundred three thousand, two hundred fifty-two".