12827636 has 6 divisors (see below), whose sum is σ = 22448370. Its totient is φ = 6413816.

The previous prime is 12827627. The next prime is 12827653. The reversal of 12827636 is 63672821.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 12816400 + 11236 = 3580^2 + 106^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12827596 and 12827605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1603451 + ... + 1603458.

It is an arithmetic number, because the mean of its divisors is an integer number (3741395).

Almost surely, 2^12827636 is an apocalyptic number.

It is an amenable number.

12827636 is a deficient number, since it is larger than the sum of its proper divisors (9620734).

12827636 is a wasteful number, since it uses less digits than its factorization.

12827636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3206913 (or 3206911 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 12827636 is about 3581.5689299523. The cubic root of 12827636 is about 234.0896483638.

The spelling of 12827636 in words is "twelve million, eight hundred twenty-seven thousand, six hundred thirty-six".