223320 has 32 divisors (see below), whose sum is σ = 670320. Its totient is φ = 59520.

The previous prime is 223319. The next prime is 223331. The reversal of 223320 is 23322.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 223296 and 223305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 811 + ... + 1050.

2²²³³²⁰ is an apocalyptic number.

223320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223320 is an abundant number, since it is smaller than the sum of its proper divisors (447000).

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

223320 is a wasteful number, since it uses less digits than its factorization.

223320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1875 (or 1871 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 223320 is about 472.5674555024. The cubic root of 223320 is about 60.6702623692.

Adding to 223320 its reverse (23322), we get a palindrome (246642).

The spelling of 223320 in words is "two hundred twenty-three thousand, three hundred twenty", and thus it is an iban number.