4321223 has 4 divisors (see below), whose sum is σ = 4325520. Its totient is φ = 4316928.

The previous prime is 4321211. The next prime is 4321231. The reversal of 4321223 is 3221234.

4321223 is an esthetic number in base 5, because in such base its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4321223 - 2¹² = 4317127 is a prime.

It is a d-powerful number, because it can be written as 4⁸ + 3¹² + 2 + 1 + 2¹⁵ + 2²¹ + 3¹³ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4321243) 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, 263 + ... + 2951.

It is an arithmetic number, because the mean of its divisors is an integer number (1081380).

Almost surely, 2^4321223 is an apocalyptic number.

4321223 is a deficient number, since it is larger than the sum of its proper divisors (4297).

4321223 is a wasteful number, since it uses less digits than its factorization.

4321223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4296.

The product of its digits is 288, while the sum is 17.

The square root of 4321223 is about 2078.7551563376. The cubic root of 4321223 is about 162.8804246787.

Adding to 4321223 its reverse (3221234), we get a palindrome (7542457).

The spelling of 4321223 in words is "four million, three hundred twenty-one thousand, two hundred twenty-three".