14278064 has 20 divisors (see below), whose sum is σ = 28308456. Its totient is φ = 6972672.

The previous prime is 14278057. The next prime is 14278091. The reversal of 14278064 is 46087241.

It is a super-2 number, since 2×14278064² = 407726223176192, which contains 22 as substring.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 14278064.

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, 9689 + ... + 11064.

Almost surely, 2^14278064 is an apocalyptic number.

It is an amenable number.

14278064 is a deficient number, since it is larger than the sum of its proper divisors (14030392).

14278064 is a wasteful number, since it uses less digits than its factorization.

14278064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20804 (or 20798 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 14278064 is about 3778.6325568914. The cubic root of 14278064 is about 242.5994292377.

The spelling of 14278064 in words is "fourteen million, two hundred seventy-eight thousand, sixty-four".