4221304430 has 64 divisors (see below), whose sum is σ = 8883734400. Its totient is φ = 1443601152.

The previous prime is 4221304397. The next prime is 4221304457. The reversal of 4221304430 is 344031224.

It is a super-2 number, since 2×4221304430² = 35638822181475249800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4221304396 and 4221304405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1566164 + ... + 1568856.

It is an arithmetic number, because the mean of its divisors is an integer number (138808350).

Almost surely, 2^4221304430 is an apocalyptic number.

4221304430 is an abundant number, since it is smaller than the sum of its proper divisors (4662429970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4221304430 is a wasteful number, since it uses less digits than its factorization.

4221304430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3178 (or 3164 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 4221304430 is about 64971.5663194293. The cubic root of 4221304430 is about 1616.1520763227.

Adding to 4221304430 its reverse (344031224), we get a palindrome (4565335654).

The spelling of 4221304430 in words is "four billion, two hundred twenty-one million, three hundred four thousand, four hundred thirty".