789839423 has 2 divisors, whose sum is σ = 789839424. Its totient is φ = 789839422.

The previous prime is 789839383. The next prime is 789839459. The reversal of 789839423 is 324938987.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 789839423 - 2¹⁴ = 789823039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (789839923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394919711 + 394919712.

It is an arithmetic number, because the mean of its divisors is an integer number (394919712).

Almost surely, 2^789839423 is an apocalyptic number.

789839423 is a deficient number, since it is larger than the sum of its proper divisors (1).

789839423 is an equidigital number, since it uses as much as digits as its factorization.

789839423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736, while the sum is 53.

The square root of 789839423 is about 28104.0819633021. The cubic root of 789839423 is about 924.3709082151.

The spelling of 789839423 in words is "seven hundred eighty-nine million, eight hundred thirty-nine thousand, four hundred twenty-three".