13816393 has 8 divisors (see below), whose sum is σ = 14688000. Its totient is φ = 12951360.

The previous prime is 13816391. The next prime is 13816403. The reversal of 13816393 is 39361831.

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

It is a cyclic number.

It is not a de Polignac number, because 13816393 - 2¹ = 13816391 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13816391) 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 7 ways as a sum of consecutive naturals, for example, 3108 + ... + 6106.

It is an arithmetic number, because the mean of its divisors is an integer number (1836000).

Almost surely, 2^13816393 is an apocalyptic number.

It is an amenable number.

13816393 is a deficient number, since it is larger than the sum of its proper divisors (871607).

13816393 is a wasteful number, since it uses less digits than its factorization.

13816393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3287.

The product of its digits is 11664, while the sum is 34.

The square root of 13816393 is about 3717.0408929685. The cubic root of 13816393 is about 239.9559699321.

The spelling of 13816393 in words is "thirteen million, eight hundred sixteen thousand, three hundred ninety-three".