230851 has 4 divisors (see below), whose sum is σ = 240912. Its totient is φ = 220792.
The previous prime is 230849. The next prime is 230861. The reversal of 230851 is 158032.
It is a happy number.
230851 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 230851 - 21 = 230849 is a prime.
It is a Duffinian number.
230851 is a modest number, since divided by 851 gives 230 as remainder.
It is not an unprimeable number, because it can be changed into a prime (230861) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4996 + ... + 5041.
It is an arithmetic number, because the mean of its divisors is an integer number (60228).
2230851 is an apocalyptic number.
230851 is a deficient number, since it is larger than the sum of its proper divisors (10061).
230851 is a wasteful number, since it uses less digits than its factorization.
230851 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10060.
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 230851 is about 480.4695619912. The cubic root of 230851 is about 61.3447291627.
Adding to 230851 its reverse (158032), we get a palindrome (388883).
It can be divided in two parts, 230 and 851, that added together give a triangular number (1081 = T46).
The spelling of 230851 in words is "two hundred thirty thousand, eight hundred fifty-one".
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