13966806 has 32 divisors (see below), whose sum is σ = 33027840. Its totient is φ = 3852576.

The previous prime is 13966793. The next prime is 13966807. The reversal of 13966806 is 60866931.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13966807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4516 + ... + 6951.

It is an arithmetic number, because the mean of its divisors is an integer number (1032120).

Almost surely, 2^13966806 is an apocalyptic number.

13966806 is an abundant number, since it is smaller than the sum of its proper divisors (19061034).

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

13966806 is a wasteful number, since it uses less digits than its factorization.

13966806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11508.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 13966806 is about 3737.2190195385. The cubic root of 13966806 is about 240.8235940980.

The spelling of 13966806 in words is "thirteen million, nine hundred sixty-six thousand, eight hundred six".