233228 has 12 divisors (see below), whose sum is σ = 411600. Its totient is φ = 115632.

The previous prime is 233221. The next prime is 233231. The reversal of 233228 is 822332.

It is a happy number.

233228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (233221) 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, 650 + ... + 942.

It is an arithmetic number, because the mean of its divisors is an integer number (34300).

2²³³²²⁸ is an apocalyptic number.

It is an amenable number.

233228 is a deficient number, since it is larger than the sum of its proper divisors (178372).

233228 is a wasteful number, since it uses less digits than its factorization.

233228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496 (or 494 counting only the distinct ones).

The product of its digits is 576, while the sum is 20.

The square root of 233228 is about 482.9368488736. The cubic root of 233228 is about 61.5545597307.

The spelling of 233228 in words is "two hundred thirty-three thousand, two hundred twenty-eight".