2443421223 has 12 divisors (see below), whose sum is σ = 3715143640. Its totient is φ = 1543213296.

The previous prime is 2443421213. The next prime is 2443421249. The reversal of 2443421223 is 3221243442.

2443421223 is a `hidden beast` number, since 2 + 4 + 434 + 2 + 1 + 223 = 666.

It is not a de Polignac number, because 2443421223 - 2⁹ = 2443420711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2443421213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7144336 + ... + 7144677.

Almost surely, 2^2443421223 is an apocalyptic number.

2443421223 is a deficient number, since it is larger than the sum of its proper divisors (1271722417).

2443421223 is a wasteful number, since it uses less digits than its factorization.

2443421223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14289038 (or 14289035 counting only the distinct ones).

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

The square root of 2443421223 is about 49430.9743278443. The cubic root of 2443421223 is about 1346.8920223034.

Adding to 2443421223 its reverse (3221243442), we get a palindrome (5664664665).

The spelling of 2443421223 in words is "two billion, four hundred forty-three million, four hundred twenty-one thousand, two hundred twenty-three".