4420303421 has 8 divisors (see below), whose sum is σ = 4436088384. Its totient is φ = 4404533760.

The previous prime is 4420303409. The next prime is 4420303441. The reversal of 4420303421 is 1243030244.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4420303421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4420303441) 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, 1142336 + ... + 1146198.

It is an arithmetic number, because the mean of its divisors is an integer number (554511048).

Almost surely, 2^4420303421 is an apocalyptic number.

It is an amenable number.

4420303421 is a deficient number, since it is larger than the sum of its proper divisors (15784963).

4420303421 is a wasteful number, since it uses less digits than its factorization.

4420303421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7651.

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

The square root of 4420303421 is about 66485.3624567092. The cubic root of 4420303421 is about 1641.1591325833.

Adding to 4420303421 its reverse (1243030244), we get a palindrome (5663333665).

The spelling of 4420303421 in words is "four billion, four hundred twenty million, three hundred three thousand, four hundred twenty-one".