229160 has 32 divisors (see below), whose sum is σ = 547560. Its totient is φ = 86016.
The previous prime is 229157. The next prime is 229171. The reversal of 229160 is 61922.
229160 = 1082 + 1092 + ... + 1242.
229160 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 188356 + 40804 = 434^2 + 202^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 512 + ... + 848.
2229160 is an apocalyptic number.
229160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 229160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (273780).
229160 is an abundant number, since it is smaller than the sum of its proper divisors (318400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
229160 is a wasteful number, since it uses less digits than its factorization.
229160 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 365 (or 361 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 20.
The square root of 229160 is about 478.7065907213. The cubic root of 229160 is about 61.1945771036.
The spelling of 229160 in words is "two hundred twenty-nine thousand, one hundred sixty".
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