233983 has 2 divisors, whose sum is σ = 233984. Its totient is φ = 233982.
The previous prime is 233969. The next prime is 233993. The reversal of 233983 is 389332.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 233983 - 217 = 102911 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (233923) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116991 + 116992.
It is an arithmetic number, because the mean of its divisors is an integer number (116992).
2233983 is an apocalyptic number.
233983 is a deficient number, since it is larger than the sum of its proper divisors (1).
233983 is an equidigital number, since it uses as much as digits as its factorization.
233983 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 3888, while the sum is 28.
The square root of 233983 is about 483.7178929914. The cubic root of 233983 is about 61.6209091610.
The spelling of 233983 in words is "two hundred thirty-three thousand, nine hundred eighty-three".
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