14242789 has 6 divisors (see below), whose sum is σ = 15655430. Its totient is φ = 12947880.

The previous prime is 14242783. The next prime is 14242853. The reversal of 14242789 is 98724241.

It can be written as a sum of positive squares in only one way, i.e., 11628100 + 2614689 = 3410^2 + 1617^2 .

It is not a de Polignac number, because 14242789 - 2⁵ = 14242757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14242783) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58734 + ... + 58975.

Almost surely, 2^14242789 is an apocalyptic number.

It is an amenable number.

14242789 is a deficient number, since it is larger than the sum of its proper divisors (1412641).

14242789 is a wasteful number, since it uses less digits than its factorization.

14242789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117731 (or 117720 counting only the distinct ones).

The product of its digits is 32256, while the sum is 37.

The square root of 14242789 is about 3773.9619764910. The cubic root of 14242789 is about 242.3994779458.

The spelling of 14242789 in words is "fourteen million, two hundred forty-two thousand, seven hundred eighty-nine".