12232538 has 8 divisors (see below), whose sum is σ = 18940800. Its totient is φ = 5918940.

The previous prime is 12232531. The next prime is 12232541. The reversal of 12232538 is 83523221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12232531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98588 + ... + 98711.

It is an arithmetic number, because the mean of its divisors is an integer number (2367600).

Almost surely, 2^12232538 is an apocalyptic number.

12232538 is a deficient number, since it is larger than the sum of its proper divisors (6708262).

12232538 is a wasteful number, since it uses less digits than its factorization.

12232538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197332.

The product of its digits is 2880, while the sum is 26.

The square root of 12232538 is about 3497.5045389535. The cubic root of 12232538 is about 230.4122285859.

Adding to 12232538 its reverse (83523221), we get a palindrome (95755759).

The spelling of 12232538 in words is "twelve million, two hundred thirty-two thousand, five hundred thirty-eight".