12636548 has 12 divisors (see below), whose sum is σ = 22139712. Its totient is φ = 6310920.

The previous prime is 12636529. The next prime is 12636551. The reversal of 12636548 is 84563621.

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, 4313 + ... + 6623.

It is an arithmetic number, because the mean of its divisors is an integer number (1844976).

Almost surely, 2^12636548 is an apocalyptic number.

It is an amenable number.

12636548 is a deficient number, since it is larger than the sum of its proper divisors (9503164).

12636548 is a wasteful number, since it uses less digits than its factorization.

12636548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3682 (or 3680 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 12636548 is about 3554.7922583465. The cubic root of 12636548 is about 232.9214493268.

The spelling of 12636548 in words is "twelve million, six hundred thirty-six thousand, five hundred forty-eight".