9995823 has 24 divisors (see below), whose sum is σ = 15430272. Its totient is φ = 6220368.

The previous prime is 9995801. The next prime is 9995827. The reversal of 9995823 is 3285999.

It is not a de Polignac number, because 9995823 - 2⁸ = 9995567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9995827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8340 + ... + 9462.

It is an arithmetic number, because the mean of its divisors is an integer number (642928).

Almost surely, 2^9995823 is an apocalyptic number.

9995823 is a deficient number, since it is larger than the sum of its proper divisors (5434449).

9995823 is a wasteful number, since it uses less digits than its factorization.

9995823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1195 (or 1192 counting only the distinct ones).

The product of its digits is 174960, while the sum is 45.

The square root of 9995823 is about 3161.6171494980. The cubic root of 9995823 is about 215.4134679133.

The spelling of 9995823 in words is "nine million, nine hundred ninety-five thousand, eight hundred twenty-three".