4221430423 has 8 divisors (see below), whose sum is σ = 4828898592. Its totient is φ = 3615063936.

The previous prime is 4221430403. The next prime is 4221430459. The reversal of 4221430423 is 3240341224.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4221430423 - 2²⁹ = 3684559511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4221430403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267190 + ... + 282547.

It is an arithmetic number, because the mean of its divisors is an integer number (603612324).

Almost surely, 2^4221430423 is an apocalyptic number.

4221430423 is a deficient number, since it is larger than the sum of its proper divisors (607468169).

4221430423 is a wasteful number, since it uses less digits than its factorization.

4221430423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550841.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 4221430423 is about 64972.5359132611. The cubic root of 4221430423 is about 1616.1681552248.

Adding to 4221430423 its reverse (3240341224), we get a palindrome (7461771647).

The spelling of 4221430423 in words is "four billion, two hundred twenty-one million, four hundred thirty thousand, four hundred twenty-three".