9788823 has 32 divisors (see below), whose sum is σ = 16519680. Its totient is φ = 5670720.

The previous prime is 9788813. The next prime is 9788827. The reversal of 9788823 is 3288879.

It is not a de Polignac number, because 9788823 - 2⁶ = 9788759 is a prime.

9788823 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9788827) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6115 + ... + 7547.

It is an arithmetic number, because the mean of its divisors is an integer number (516240).

Almost surely, 2^9788823 is an apocalyptic number.

9788823 is a deficient number, since it is larger than the sum of its proper divisors (6730857).

9788823 is a wasteful number, since it uses less digits than its factorization.

9788823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1476 (or 1470 counting only the distinct ones).

The product of its digits is 193536, while the sum is 45.

The square root of 9788823 is about 3128.7094783632. The cubic root of 9788823 is about 213.9161097218.

It can be divided in two parts, 978 and 8823, that added together give a square (9801 = 99²).

The spelling of 9788823 in words is "nine million, seven hundred eighty-eight thousand, eight hundred twenty-three".