4230444421 has 8 divisors (see below), whose sum is σ = 4835662784. Its totient is φ = 3625443360.

The previous prime is 4230444377. The next prime is 4230444431. The reversal of 4230444421 is 1244440324.

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

It is not a de Polignac number, because 4230444421 - 2²⁹ = 3693573509 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4230444421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4230444431) 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, 10215 + ... + 92548.

It is an arithmetic number, because the mean of its divisors is an integer number (604457848).

Almost surely, 2^4230444421 is an apocalyptic number.

It is an amenable number.

4230444421 is a deficient number, since it is larger than the sum of its proper divisors (605218363).

4230444421 is a wasteful number, since it uses less digits than its factorization.

4230444421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108651.

The product of its (nonzero) digits is 12288, while the sum is 28.

The square root of 4230444421 is about 65041.8666783173. The cubic root of 4230444421 is about 1617.3176691932.

Adding to 4230444421 its reverse (1244440324), we get a palindrome (5474884745).

The spelling of 4230444421 in words is "four billion, two hundred thirty million, four hundred forty-four thousand, four hundred twenty-one".