193089 has 8 divisors (see below), whose sum is σ = 277312. Its totient is φ = 118800.
The previous prime is 193073. The next prime is 193093. The reversal of 193089 is 980391.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 193089 - 24 = 193073 is a prime.
It is a Duffinian number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 193089.
It is not an unprimeable number, because it can be changed into a prime (193009) 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, 2437 + ... + 2514.
It is an arithmetic number, because the mean of its divisors is an integer number (34664).
2193089 is an apocalyptic number.
It is an amenable number.
193089 is a deficient number, since it is larger than the sum of its proper divisors (84223).
193089 is a wasteful number, since it uses less digits than its factorization.
193089 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4967.
The product of its (nonzero) digits is 1944, while the sum is 30.
The square root of 193089 is about 439.4189345033. The cubic root of 193089 is about 57.7988473727.
The spelling of 193089 in words is "one hundred ninety-three thousand, eighty-nine".
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