13683966 has 8 divisors (see below), whose sum is σ = 27367944. Its totient is φ = 4561320.

The previous prime is 13683959. The next prime is 13683973. The reversal of 13683966 is 66938631.

It is an interprime number because it is at equal distance from previous prime (13683959) and next prime (13683973).

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

13683966 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1140325 + ... + 1140336.

It is an arithmetic number, because the mean of its divisors is an integer number (3420993).

Almost surely, 2^13683966 is an apocalyptic number.

13683966 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13683966 is a wasteful number, since it uses less digits than its factorization.

13683966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2280666.

The product of its digits is 139968, while the sum is 42.

The square root of 13683966 is about 3699.1845047253. The cubic root of 13683966 is about 239.1868662229.

The spelling of 13683966 in words is "thirteen million, six hundred eighty-three thousand, nine hundred sixty-six".