4221413420 has 96 divisors (see below), whose sum is σ = 10658995200. Its totient is φ = 1373670144.

The previous prime is 4221413411. The next prime is 4221413447. The reversal of 4221413420 is 243141224.

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, 230729 + ... + 248351.

It is an arithmetic number, because the mean of its divisors is an integer number (111031200).

Almost surely, 2^4221413420 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4221413420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5329497600).

4221413420 is an abundant number, since it is smaller than the sum of its proper divisors (6437581780).

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

4221413420 is a wasteful number, since it uses less digits than its factorization.

4221413420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17727 (or 17725 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 4221413420 is about 64972.4050655353. The cubic root of 4221413420 is about 1616.1659853644.

Adding to 4221413420 its reverse (243141224), we get a palindrome (4464554644).

The spelling of 4221413420 in words is "four billion, two hundred twenty-one million, four hundred thirteen thousand, four hundred twenty".