233868 has 12 divisors (see below), whose sum is σ = 545720. Its totient is φ = 77952.
The previous prime is 233861. The next prime is 233879. The reversal of 233868 is 868332.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (233861) by changing a digit.
233868 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9733 + ... + 9756.
2233868 is an apocalyptic number.
It is an amenable number.
233868 is an abundant number, since it is smaller than the sum of its proper divisors (311852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
233868 is a wasteful number, since it uses less digits than its factorization.
233868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19496 (or 19494 counting only the distinct ones).
The product of its digits is 6912, while the sum is 30.
The square root of 233868 is about 483.5990074432. The cubic root of 233868 is about 61.6108121798.
The spelling of 233868 in words is "two hundred thirty-three thousand, eight hundred sixty-eight".
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