12327636 has 24 divisors (see below), whose sum is σ = 28994560. Its totient is φ = 4076352.

The previous prime is 12327631. The next prime is 12327643. The reversal of 12327636 is 63672321.

12327636 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12327631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2521 + ... + 5568.

Almost surely, 2^12327636 is an apocalyptic number.

It is an amenable number.

12327636 is an abundant number, since it is smaller than the sum of its proper divisors (16666924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12327636 is a wasteful number, since it uses less digits than its factorization.

12327636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8223 (or 8221 counting only the distinct ones).

The product of its digits is 9072, while the sum is 30.

The square root of 12327636 is about 3511.0733401625. The cubic root of 12327636 is about 231.0077769537.

Adding to 12327636 its reverse (63672321), we get a palindrome (75999957).

The spelling of 12327636 in words is "twelve million, three hundred twenty-seven thousand, six hundred thirty-six".