4221314420 has 24 divisors (see below), whose sum is σ = 8867428584. Its totient is φ = 1688017536.

The previous prime is 4221314389. The next prime is 4221314437. The reversal of 4221314420 is 244131224.

It can be written as a sum of positive squares in 4 ways, for example, as 1961072656 + 2260241764 = 44284^2 + 47542^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40334 + ... + 100346.

It is an arithmetic number, because the mean of its divisors is an integer number (369476191).

Almost surely, 2^4221314420 is an apocalyptic number.

It is an amenable number.

4221314420 is an abundant number, since it is smaller than the sum of its proper divisors (4646114164).

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

4221314420 is a wasteful number, since it uses less digits than its factorization.

4221314420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63539 (or 63537 counting only the distinct ones).

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

The square root of 4221314420 is about 64971.6431991681. The cubic root of 4221314420 is about 1616.1533512324.

Adding to 4221314420 its reverse (244131224), we get a palindrome (4465445644).

The spelling of 4221314420 in words is "four billion, two hundred twenty-one million, three hundred fourteen thousand, four hundred twenty".