4224243420 has 96 divisors (see below), whose sum is σ = 13209134400. Its totient is φ = 1120718592.

The previous prime is 4224243371. The next prime is 4224243431. The reversal of 4224243420 is 243424224.

4224243420 is a `hidden beast` number, since 4 + 224 + 2 + 434 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 86526 + ... + 126234.

It is an arithmetic number, because the mean of its divisors is an integer number (137595150).

Almost surely, 2^4224243420 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 4224243420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6604567200).

4224243420 is an abundant number, since it is smaller than the sum of its proper divisors (8984890980).

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

4224243420 is a wasteful number, since it uses less digits than its factorization.

4224243420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39924 (or 39916 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

The square root of 4224243420 is about 64994.1798932797. The cubic root of 4224243420 is about 1616.5270593773.

Adding to 4224243420 its reverse (243424224), we get a palindrome (4467667644).

The spelling of 4224243420 in words is "four billion, two hundred twenty-four million, two hundred forty-three thousand, four hundred twenty".