14739789 has 4 divisors (see below), whose sum is σ = 19653056. Its totient is φ = 9826524.

The previous prime is 14739779. The next prime is 14739797. The reversal of 14739789 is 98793741.

14739789 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 98793741 = 3 ⋅32931247.

It is not a de Polignac number, because 14739789 - 2⁸ = 14739533 is a prime.

It is a super-2 number, since 2×14739789² = 434522759529042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14739779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2456629 + ... + 2456634.

It is an arithmetic number, because the mean of its divisors is an integer number (4913264).

Almost surely, 2^14739789 is an apocalyptic number.

It is an amenable number.

14739789 is a deficient number, since it is larger than the sum of its proper divisors (4913267).

14739789 is an equidigital number, since it uses as much as digits as its factorization.

14739789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4913266.

The product of its digits is 381024, while the sum is 48.

The square root of 14739789 is about 3839.2432848154. The cubic root of 14739789 is about 245.1868018642.

The spelling of 14739789 in words is "fourteen million, seven hundred thirty-nine thousand, seven hundred eighty-nine".