9823423 has 6 divisors (see below), whose sum is σ = 10039136. Its totient is φ = 9612252.

The previous prime is 9823409. The next prime is 9823427. The reversal of 9823423 is 3243289.

It is not a de Polignac number, because 9823423 - 2¹³ = 9815231 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 (9823427) 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, 15 + ... + 4432.

Almost surely, 2^9823423 is an apocalyptic number.

9823423 is a deficient number, since it is larger than the sum of its proper divisors (215713).

9823423 is an equidigital number, since it uses as much as digits as its factorization.

9823423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4541 (or 4494 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 9823423 is about 3134.2340372091. The cubic root of 9823423 is about 214.1678524128.

The spelling of 9823423 in words is "nine million, eight hundred twenty-three thousand, four hundred twenty-three".