4223320 has 32 divisors (see below), whose sum is σ = 10004400. Its totient is φ = 1600128.

The previous prime is 4223311. The next prime is 4223333. The reversal of 4223320 is 233224.

It is a junction number, because it is equal to n+sod(n) for n = 4223294 and 4223303.

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, 2019 + ... + 3538.

Almost surely, 2^4223320 is an apocalyptic number.

4223320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4223320 is an abundant number, since it is smaller than the sum of its proper divisors (5781080).

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

4223320 is a wasteful number, since it uses less digits than its factorization.

4223320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5587 (or 5583 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 4223320 is about 2055.0717749023. The cubic root of 4223320 is about 161.6409259805.

Adding to 4223320 its reverse (233224), we get a palindrome (4456544).

The spelling of 4223320 in words is "four million, two hundred twenty-three thousand, three hundred twenty".