12616972 has 24 divisors (see below), whose sum is σ = 23839200. Its totient is φ = 5824896.

The previous prime is 12616957. The next prime is 12616979. The reversal of 12616972 is 27961621.

It is not an unprimeable number, because it can be changed into a prime (12616979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304 + ... + 5032.

It is an arithmetic number, because the mean of its divisors is an integer number (993300).

Almost surely, 2^12616972 is an apocalyptic number.

It is an amenable number.

12616972 is a deficient number, since it is larger than the sum of its proper divisors (11222228).

12616972 is a wasteful number, since it uses less digits than its factorization.

12616972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4785 (or 4783 counting only the distinct ones).

The product of its digits is 9072, while the sum is 34.

The square root of 12616972 is about 3552.0377250249. The cubic root of 12616972 is about 232.8011098462.

The spelling of 12616972 in words is "twelve million, six hundred sixteen thousand, nine hundred seventy-two".