4432421223 has 16 divisors (see below), whose sum is σ = 6674200800. Its totient is φ = 2906504640.

The previous prime is 4432421207. The next prime is 4432421239. The reversal of 4432421223 is 3221242344.

4432421223 is a `hidden beast` number, since 4 + 432 + 4 + 2 + 1 + 223 = 666.

It is an interprime number because it is at equal distance from previous prime (4432421207) and next prime (4432421239).

It is not a de Polignac number, because 4432421223 - 2⁴ = 4432421207 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4432421243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1343958 + ... + 1347251.

It is an arithmetic number, because the mean of its divisors is an integer number (417137550).

Almost surely, 2^4432421223 is an apocalyptic number.

4432421223 is a deficient number, since it is larger than the sum of its proper divisors (2241779577).

4432421223 is a wasteful number, since it uses less digits than its factorization.

4432421223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2691279 (or 2691273 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 4432421223 is about 66576.4314378594. The cubic root of 4432421223 is about 1642.6574532654.

Adding to 4432421223 its reverse (3221242344), we get a palindrome (7653663567).

The spelling of 4432421223 in words is "four billion, four hundred thirty-two million, four hundred twenty-one thousand, two hundred twenty-three".