13631336 has 16 divisors (see below), whose sum is σ = 25755840. Its totient is φ = 6763120.

The previous prime is 13631323. The next prime is 13631347. The reversal of 13631336 is 63313631.

It is a super-2 number, since 2×13631336² = 371626642289792, which contains 22 as substring.

It is a zygodrome in base 3.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5456 + ... + 7551.

It is an arithmetic number, because the mean of its divisors is an integer number (1609740).

Almost surely, 2^13631336 is an apocalyptic number.

It is an amenable number.

13631336 is a deficient number, since it is larger than the sum of its proper divisors (12124504).

13631336 is a wasteful number, since it uses less digits than its factorization.

13631336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13144 (or 13140 counting only the distinct ones).

The product of its digits is 2916, while the sum is 26.

The square root of 13631336 is about 3692.0639214401. The cubic root of 13631336 is about 238.8798261410.

Adding to 13631336 its reverse (63313631), we get a palindrome (76944967).

The spelling of 13631336 in words is "thirteen million, six hundred thirty-one thousand, three hundred thirty-six".