12238516 has 24 divisors (see below), whose sum is σ = 21901824. Its totient is φ = 5982720.

The previous prime is 12238511. The next prime is 12238517. The reversal of 12238516 is 61583221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12238511) 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, 63316 + ... + 63508.

It is an arithmetic number, because the mean of its divisors is an integer number (912576).

Almost surely, 2^12238516 is an apocalyptic number.

It is an amenable number.

12238516 is a deficient number, since it is larger than the sum of its proper divisors (9663308).

12238516 is a wasteful number, since it uses less digits than its factorization.

12238516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471 (or 469 counting only the distinct ones).

The product of its digits is 2880, while the sum is 28.

The square root of 12238516 is about 3498.3590438947. The cubic root of 12238516 is about 230.4497563660.

The spelling of 12238516 in words is "twelve million, two hundred thirty-eight thousand, five hundred sixteen".