12634904 has 8 divisors (see below), whose sum is σ = 23690460. Its totient is φ = 6317448.

The previous prime is 12634901. The next prime is 12634931. The reversal of 12634904 is 40943621.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12634901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 789674 + ... + 789689.

Almost surely, 2^12634904 is an apocalyptic number.

It is an amenable number.

12634904 is a deficient number, since it is larger than the sum of its proper divisors (11055556).

12634904 is a wasteful number, since it uses less digits than its factorization.

12634904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1579369 (or 1579365 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 12634904 is about 3554.5610136837. The cubic root of 12634904 is about 232.9113479534.

The spelling of 12634904 in words is "twelve million, six hundred thirty-four thousand, nine hundred four".