13947064 has 16 divisors (see below), whose sum is σ = 27527400. Its totient is φ = 6606432.

The previous prime is 13947061. The next prime is 13947067. The reversal of 13947064 is 46074931.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13947061) and next prime (13947067).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13947061) 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, 45727 + ... + 46030.

Almost surely, 2^13947064 is an apocalyptic number.

It is an amenable number.

13947064 is a deficient number, since it is larger than the sum of its proper divisors (13580336).

13947064 is a wasteful number, since it uses less digits than its factorization.

13947064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91782 (or 91778 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 13947064 is about 3734.5768167223. The cubic root of 13947064 is about 240.7100730054.

The spelling of 13947064 in words is "thirteen million, nine hundred forty-seven thousand, sixty-four".