14278742 has 16 divisors (see below), whose sum is σ = 23233392. Its totient is φ = 6554880.

The previous prime is 14278729. The next prime is 14278751. The reversal of 14278742 is 24787241.

It is a happy number.

14278742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3728 + ... + 6515.

It is an arithmetic number, because the mean of its divisors is an integer number (1452087).

Almost surely, 2^14278742 is an apocalyptic number.

14278742 is a deficient number, since it is larger than the sum of its proper divisors (8954650).

14278742 is a wasteful number, since it uses less digits than its factorization.

14278742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10303.

The product of its digits is 25088, while the sum is 35.

The square root of 14278742 is about 3778.7222708212. The cubic root of 14278742 is about 242.6032691563.

The spelling of 14278742 in words is "fourteen million, two hundred seventy-eight thousand, seven hundred forty-two".