9936231 has 4 divisors (see below), whose sum is σ = 13248312. Its totient is φ = 6624152.

The previous prime is 9936209. The next prime is 9936233. The reversal of 9936231 is 1326399.

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 9936231 - 2¹⁸ = 9674087 is a prime.

It is a super-2 number, since 2×9936231² = 197457372970722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9936192 and 9936201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9936233) 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, 1656036 + ... + 1656041.

It is an arithmetic number, because the mean of its divisors is an integer number (3312078).

Almost surely, 2^9936231 is an apocalyptic number.

9936231 is a deficient number, since it is larger than the sum of its proper divisors (3312081).

9936231 is a wasteful number, since it uses less digits than its factorization.

9936231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3312080.

The product of its digits is 8748, while the sum is 33.

The square root of 9936231 is about 3152.1787703111. The cubic root of 9936231 is about 214.9845382788.

The spelling of 9936231 in words is "nine million, nine hundred thirty-six thousand, two hundred thirty-one".