9393 has 8 divisors (see below), whose sum is σ = 13056. Its totient is φ = 6000.
The previous prime is 9391. The next prime is 9397. The reversal of 9393 is 3939.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 9393 - 21 = 9391 is a prime.
9393 is an undulating number in base 10.
It is a Curzon number.
It is a plaindrome in base 14.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 9393.
It is not an unprimeable number, because it can be changed into a prime (9391) 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, 43 + ... + 143.
It is an arithmetic number, because the mean of its divisors is an integer number (1632).
29393 is an apocalyptic number.
9393 is a gapful number since it is divisible by the number (93) formed by its first and last digit.
It is an amenable number.
9393 is a deficient number, since it is larger than the sum of its proper divisors (3663).
9393 is a wasteful number, since it uses less digits than its factorization.
9393 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 135.
The product of its digits is 729, while the sum is 24.
The square root of 9393 is about 96.9174906815. The cubic root of 9393 is about 21.0993029276.
The spelling of 9393 in words is "nine thousand, three hundred ninety-three".
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