189996 has 24 divisors (see below), whose sum is σ = 451584. Its totient is φ = 62160.

The previous prime is 189989. The next prime is 189997. The reversal of 189996 is 699981.

189996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 189996.

It is not an unprimeable number, because it can be changed into a prime (189997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 741 + ... + 963.

It is an arithmetic number, because the mean of its divisors is an integer number (18816).

2¹⁸⁹⁹⁹⁶ is an apocalyptic number.

It is an amenable number.

189996 is an abundant number, since it is smaller than the sum of its proper divisors (261588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

189996 is a wasteful number, since it uses less digits than its factorization.

189996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301 (or 299 counting only the distinct ones).

The product of its digits is 34992, while the sum is 42.

The square root of 189996 is about 435.8853060152. The cubic root of 189996 is about 57.4885673552.

The spelling of 189996 in words is "one hundred eighty-nine thousand, nine hundred ninety-six".