13316636 has 12 divisors (see below), whose sum is σ = 23872800. Its totient is φ = 6495840.

The previous prime is 13316623. The next prime is 13316647. The reversal of 13316636 is 63661331.

It is a junction number, because it is equal to n+sod(n) for n = 13316599 and 13316608.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40436 + ... + 40763.

It is an arithmetic number, because the mean of its divisors is an integer number (1989400).

Almost surely, 2^13316636 is an apocalyptic number.

It is an amenable number.

13316636 is a deficient number, since it is larger than the sum of its proper divisors (10556164).

13316636 is a wasteful number, since it uses less digits than its factorization.

13316636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81244 (or 81242 counting only the distinct ones).

The product of its digits is 5832, while the sum is 29.

The square root of 13316636 is about 3649.1966239160. The cubic root of 13316636 is about 237.0271945626.

Adding to 13316636 its reverse (63661331), we get a palindrome (76977967).

The spelling of 13316636 in words is "thirteen million, three hundred sixteen thousand, six hundred thirty-six".