233879 has 2 divisors, whose sum is σ = 233880.
Its totient is φ = 233878.
The previous prime is 233861. The next prime is 233881. The reversal of 233879 is 978332.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-233879 is a prime.
Together with 233881, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (233279) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116939 + 116940.
It is an arithmetic number, because the mean of its divisors is an integer number (116940).
2233879 is an apocalyptic number.
233879 is a deficient number, since it is larger than the sum of its proper divisors (1).
233879 is an equidigital number, since it uses as much as digits as its factorization.
233879 is an evil number, because the sum of its binary digits is even.
The product of its digits is 9072, while the sum is 32.
The square root of 233879 is about 483.6103803683.
The cubic root of 233879 is about 61.6117781211.
The spelling of 233879 in words is "two hundred thirty-three thousand, eight hundred seventy-nine".