13668316 has 6 divisors (see below), whose sum is σ = 23919560. Its totient is φ = 6834156.

The previous prime is 13668311. The next prime is 13668341. The reversal of 13668316 is 61386631.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13668311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1708536 + ... + 1708543.

Almost surely, 2^13668316 is an apocalyptic number.

It is an amenable number.

13668316 is a deficient number, since it is larger than the sum of its proper divisors (10251244).

13668316 is a wasteful number, since it uses less digits than its factorization.

13668316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3417083 (or 3417081 counting only the distinct ones).

The product of its digits is 15552, while the sum is 34.

The square root of 13668316 is about 3697.0685684742. The cubic root of 13668316 is about 239.0956474834.

The spelling of 13668316 in words is "thirteen million, six hundred sixty-eight thousand, three hundred sixteen".