189373 has 4 divisors (see below), whose sum is σ = 199360. Its totient is φ = 179388.

The previous prime is 189361. The next prime is 189377. The reversal of 189373 is 373981.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 189373 - 2⁹ = 188861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189377) 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, 4965 + ... + 5002.

It is an arithmetic number, because the mean of its divisors is an integer number (49840).

2¹⁸⁹³⁷³ is an apocalyptic number.

It is an amenable number.

189373 is a deficient number, since it is larger than the sum of its proper divisors (9987).

189373 is an equidigital number, since it uses as much as digits as its factorization.

189373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9986.

The product of its digits is 4536, while the sum is 31.

The square root of 189373 is about 435.1700816922. The cubic root of 189373 is about 57.4256632321.

The spelling of 189373 in words is "one hundred eighty-nine thousand, three hundred seventy-three".