224223331 has 4 divisors (see below), whose sum is σ = 231955200. Its totient is φ = 216491464.

The previous prime is 224223299. The next prime is 224223359. The reversal of 224223331 is 133322422.

224223331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 224223331 - 2⁵ = 224223299 is a prime.

It is a super-2 number, since 2×224223331² = 100552204329471122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224223361) 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, 3865891 + ... + 3865948.

It is an arithmetic number, because the mean of its divisors is an integer number (57988800).

Almost surely, 2^224223331 is an apocalyptic number.

224223331 is a deficient number, since it is larger than the sum of its proper divisors (7731869).

224223331 is an equidigital number, since it uses as much as digits as its factorization.

224223331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7731868.

The product of its digits is 1728, while the sum is 22.

The square root of 224223331 is about 14974.0886534039. The cubic root of 224223331 is about 607.5195619932.

Adding to 224223331 its reverse (133322422), we get a palindrome (357545753).

Subtracting from 224223331 its reverse (133322422), we obtain a palindrome (90900909).

The spelling of 224223331 in words is "two hundred twenty-four million, two hundred twenty-three thousand, three hundred thirty-one".