229328 has 20 divisors (see below), whose sum is σ = 485088. Its totient is φ = 104160.

The previous prime is 229321. The next prime is 229343. The reversal of 229328 is 823922.

It is a junction number, because it is equal to n+sod(n) for n = 229297 and 229306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229321) by changing a digit.

229328 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, 476 + ... + 827.

2²²⁹³²⁸ is an apocalyptic number.

It is an amenable number.

229328 is an abundant number, since it is smaller than the sum of its proper divisors (255760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

229328 is a wasteful number, since it uses less digits than its factorization.

229328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322 (or 1316 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

The square root of 229328 is about 478.8820314023. The cubic root of 229328 is about 61.2095276152.

The spelling of 229328 in words is "two hundred twenty-nine thousand, three hundred twenty-eight".