9923541 has 16 divisors (see below), whose sum is σ = 13564608. Its totient is φ = 6451200.

The previous prime is 9923531. The next prime is 9923579. The reversal of 9923541 is 1453299.

It is not a de Polignac number, because 9923541 - 2⁵ = 9923509 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9923521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38485 + ... + 38741.

It is an arithmetic number, because the mean of its divisors is an integer number (847788).

Almost surely, 2^9923541 is an apocalyptic number.

It is an amenable number.

9923541 is a deficient number, since it is larger than the sum of its proper divisors (3641067).

9923541 is a wasteful number, since it uses less digits than its factorization.

9923541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532.

The product of its digits is 9720, while the sum is 33.

The square root of 9923541 is about 3150.1652337616. The cubic root of 9923541 is about 214.8929772019.

The spelling of 9923541 in words is "nine million, nine hundred twenty-three thousand, five hundred forty-one".