14263947 has 12 divisors (see below), whose sum is σ = 20817160. Its totient is φ = 9410688.

The previous prime is 14263903. The next prime is 14263957. The reversal of 14263947 is 74936241.

14263947 is a `hidden beast` number, since 14 + 2 + 639 + 4 + 7 = 666.

14263947 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14263947 - 2⁶ = 14263883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14263957) 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 in 11 ways as a sum of consecutive naturals, for example, 7297 + ... + 9042.

Almost surely, 2^14263947 is an apocalyptic number.

14263947 is a deficient number, since it is larger than the sum of its proper divisors (6553213).

14263947 is a wasteful number, since it uses less digits than its factorization.

14263947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16442 (or 16439 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 14263947 is about 3776.7640911235. The cubic root of 14263947 is about 242.5194486120.

The spelling of 14263947 in words is "fourteen million, two hundred sixty-three thousand, nine hundred forty-seven".