12452538 has 16 divisors (see below), whose sum is σ = 28463040. Its totient is φ = 3557856.

The previous prime is 12452537. The next prime is 12452621. The reversal of 12452538 is 83525421.

12452538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12452537) 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, 148203 + ... + 148286.

It is an arithmetic number, because the mean of its divisors is an integer number (1778940).

Almost surely, 2^12452538 is an apocalyptic number.

12452538 is an abundant number, since it is smaller than the sum of its proper divisors (16010502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12452538 is a wasteful number, since it uses less digits than its factorization.

12452538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296501.

The product of its digits is 9600, while the sum is 30.

The square root of 12452538 is about 3528.8153819660. The cubic root of 12452538 is about 231.7853370124.

Adding to 12452538 its reverse (83525421), we get a palindrome (95977959).

The spelling of 12452538 in words is "twelve million, four hundred fifty-two thousand, five hundred thirty-eight".