193023 has 10 divisors (see below), whose sum is σ = 288464. Its totient is φ = 128628.
The previous prime is 193013. The next prime is 193031. The reversal of 193023 is 320391.
It is not a de Polignac number, because 193023 - 25 = 192991 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 192987 and 193005.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 193023.
It is not an unprimeable number, because it can be changed into a prime (193003) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1111 + ... + 1272.
2193023 is an apocalyptic number.
193023 is a deficient number, since it is larger than the sum of its proper divisors (95441).
193023 is an equidigital number, since it uses as much as digits as its factorization.
193023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2395 (or 2386 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 18.
The square root of 193023 is about 439.3438289085. The cubic root of 193023 is about 57.7922611894.
It can be divided in two parts, 1930 and 23, that added together give a triangular number (1953 = T62).
The spelling of 193023 in words is "one hundred ninety-three thousand, twenty-three".
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