189368 has 8 divisors (see below), whose sum is σ = 355080. Its totient is φ = 94680.

The previous prime is 189361. The next prime is 189377. The reversal of 189368 is 863981.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11828 + ... + 11843.

It is an arithmetic number, because the mean of its divisors is an integer number (44385).

2¹⁸⁹³⁶⁸ is an apocalyptic number.

It is an amenable number.

189368 is a deficient number, since it is larger than the sum of its proper divisors (165712).

189368 is a wasteful number, since it uses less digits than its factorization.

189368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23677 (or 23673 counting only the distinct ones).

The product of its digits is 10368, while the sum is 35.

The square root of 189368 is about 435.1643367741. The cubic root of 189368 is about 57.4251578260.

The spelling of 189368 in words is "one hundred eighty-nine thousand, three hundred sixty-eight".