13672336 has 20 divisors (see below), whose sum is σ = 26593164. Its totient is φ = 6809600.

The previous prime is 13672331. The next prime is 13672349. The reversal of 13672336 is 63327631.

It can be written as a sum of positive squares in 2 ways, for example, as 11833600 + 1838736 = 3440^2 + 1356^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13672298 and 13672307.

It is not an unprimeable number, because it can be changed into a prime (13672331) by changing a digit.

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, 2976 + ... + 6016.

Almost surely, 2^13672336 is an apocalyptic number.

13672336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13672336 is a deficient number, since it is larger than the sum of its proper divisors (12920828).

13672336 is a wasteful number, since it uses less digits than its factorization.

13672336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3330 (or 3324 counting only the distinct ones).

The product of its digits is 13608, while the sum is 31.

The square root of 13672336 is about 3697.6122024896. The cubic root of 13672336 is about 239.1190853936.

Adding to 13672336 its reverse (63327631), we get a palindrome (76999967).

The spelling of 13672336 in words is "thirteen million, six hundred seventy-two thousand, three hundred thirty-six".