229829 has 4 divisors (see below), whose sum is σ = 230880. Its totient is φ = 228780.
The previous prime is 229819. The next prime is 229837. The reversal of 229829 is 928922.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 229829 - 24 = 229813 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 229795 and 229804.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (229819) 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, 59 + ... + 680.
It is an arithmetic number, because the mean of its divisors is an integer number (57720).
2229829 is an apocalyptic number.
It is an amenable number.
229829 is a deficient number, since it is larger than the sum of its proper divisors (1051).
229829 is an equidigital number, since it uses as much as digits as its factorization.
229829 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1050.
The product of its digits is 5184, while the sum is 32.
The square root of 229829 is about 479.4048393581. The cubic root of 229829 is about 61.2540688676.
The spelling of 229829 in words is "two hundred twenty-nine thousand, eight hundred twenty-nine".
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