9804923 has 4 divisors (see below), whose sum is σ = 10231248. Its totient is φ = 9378600.

The previous prime is 9804911. The next prime is 9804941. The reversal of 9804923 is 3294089.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9804923 - 2⁶ = 9804859 is a prime.

It is a super-3 number, since 3×9804923³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9804943) 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, 213128 + ... + 213173.

It is an arithmetic number, because the mean of its divisors is an integer number (2557812).

Almost surely, 2^9804923 is an apocalyptic number.

9804923 is a deficient number, since it is larger than the sum of its proper divisors (426325).

9804923 is a wasteful number, since it uses less digits than its factorization.

9804923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426324.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 9804923 is about 3131.2813671084. The cubic root of 9804923 is about 214.0333237767.

The spelling of 9804923 in words is "nine million, eight hundred four thousand, nine hundred twenty-three".