223329 has 16 divisors (see below), whose sum is σ = 328320. Its totient is φ = 134400.

The previous prime is 223319. The next prime is 223331. The reversal of 223329 is 923322.

It is not a de Polignac number, because 223329 - 2⁴ = 223313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (223319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1404 + ... + 1554.

It is an arithmetic number, because the mean of its divisors is an integer number (20520).

2²²³³²⁹ is an apocalyptic number.

223329 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

223329 is a deficient number, since it is larger than the sum of its proper divisors (104991).

223329 is a wasteful number, since it uses less digits than its factorization.

223329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200.

The product of its digits is 648, while the sum is 21.

The square root of 223329 is about 472.5769778565. The cubic root of 223329 is about 60.6710773806.

The spelling of 223329 in words is "two hundred twenty-three thousand, three hundred twenty-nine".