12517628 has 24 divisors (see below), whose sum is σ = 22654464. Its totient is φ = 6048000.

The previous prime is 12517613. The next prime is 12517667. The reversal of 12517628 is 82671521.

It is a junction number, because it is equal to n+sod(n) for n = 12517594 and 12517603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20528 + ... + 21128.

It is an arithmetic number, because the mean of its divisors is an integer number (943936).

Almost surely, 2^12517628 is an apocalyptic number.

It is an amenable number.

12517628 is a deficient number, since it is larger than the sum of its proper divisors (10136836).

12517628 is a wasteful number, since it uses less digits than its factorization.

12517628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773 (or 771 counting only the distinct ones).

The product of its digits is 6720, while the sum is 32.

The square root of 12517628 is about 3538.0260032962. The cubic root of 12517628 is about 232.1884863409.

The spelling of 12517628 in words is "twelve million, five hundred seventeen thousand, six hundred twenty-eight".