13636738 has 8 divisors (see below), whose sum is σ = 20480832. Its totient is φ = 6809796.

The previous prime is 13636709. The next prime is 13636747. The reversal of 13636738 is 83763631.

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

It is a junction number, because it is equal to n+sod(n) for n = 13636697 and 13636706.

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, 2070 + ... + 5617.

It is an arithmetic number, because the mean of its divisors is an integer number (2560104).

Almost surely, 2^13636738 is an apocalyptic number.

13636738 is a deficient number, since it is larger than the sum of its proper divisors (6844094).

13636738 is an equidigital number, since it uses as much as digits as its factorization.

13636738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8576.

The product of its digits is 54432, while the sum is 37.

The square root of 13636738 is about 3692.7954181081. The cubic root of 13636738 is about 238.9113774234.

The spelling of 13636738 in words is "thirteen million, six hundred thirty-six thousand, seven hundred thirty-eight".