12636674 has 8 divisors (see below), whose sum is σ = 18986508. Its totient is φ = 6307840.

The previous prime is 12636641. The next prime is 12636703. The reversal of 12636674 is 47663621.

It can be written as a sum of positive squares in 2 ways, for example, as 12285025 + 351649 = 3505^2 + 593^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3647 + ... + 6210.

Almost surely, 2^12636674 is an apocalyptic number.

12636674 is a deficient number, since it is larger than the sum of its proper divisors (6349834).

12636674 is an equidigital number, since it uses as much as digits as its factorization.

12636674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10500.

The product of its digits is 36288, while the sum is 35.

The square root of 12636674 is about 3554.8099808569. The cubic root of 12636674 is about 232.9222234835.

The spelling of 12636674 in words is "twelve million, six hundred thirty-six thousand, six hundred seventy-four".