12516332 has 12 divisors (see below), whose sum is σ = 22098216. Its totient is φ = 6202560.

The previous prime is 12516299. The next prime is 12516341. The reversal of 12516332 is 23361521.

It is a junction number, because it is equal to n+sod(n) for n = 12516298 and 12516307.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13394 + ... + 14297.

It is an arithmetic number, because the mean of its divisors is an integer number (1841518).

Almost surely, 2^12516332 is an apocalyptic number.

It is an amenable number.

12516332 is a deficient number, since it is larger than the sum of its proper divisors (9581884).

12516332 is a wasteful number, since it uses less digits than its factorization.

12516332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27808 (or 27806 counting only the distinct ones).

The product of its digits is 1080, while the sum is 23.

The square root of 12516332 is about 3537.8428455769. The cubic root of 12516332 is about 232.1804729307.

Adding to 12516332 its reverse (23361521), we get a palindrome (35877853).

The spelling of 12516332 in words is "twelve million, five hundred sixteen thousand, three hundred thirty-two".