12634677 has 32 divisors (see below), whose sum is σ = 21504000. Its totient is φ = 7251120.

The previous prime is 12634651. The next prime is 12634693. The reversal of 12634677 is 77643621.

12634677 is a `hidden beast` number, since 12 + 634 + 6 + 7 + 7 = 666.

It is not a de Polignac number, because 12634677 - 2¹⁰ = 12633653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12634607) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4524 + ... + 6762.

It is an arithmetic number, because the mean of its divisors is an integer number (672000).

Almost surely, 2^12634677 is an apocalyptic number.

It is an amenable number.

12634677 is a deficient number, since it is larger than the sum of its proper divisors (8869323).

12634677 is a wasteful number, since it uses less digits than its factorization.

12634677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2278 (or 2272 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 12634677 is about 3554.5290827337. The cubic root of 12634677 is about 232.9099531085.

The spelling of 12634677 in words is "twelve million, six hundred thirty-four thousand, six hundred seventy-seven".