4021422003 has 6 divisors (see below), whose sum is σ = 5808720684. Its totient is φ = 2680947996.

The previous prime is 4021422001. The next prime is 4021422007. The reversal of 4021422003 is 3002241204.

It is not a de Polignac number, because 4021422003 - 2¹ = 4021422001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4021422001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 223412325 + ... + 223412342.

It is an arithmetic number, because the mean of its divisors is an integer number (968120114).

Almost surely, 2^4021422003 is an apocalyptic number.

4021422003 is a deficient number, since it is larger than the sum of its proper divisors (1787298681).

4021422003 is a wasteful number, since it uses less digits than its factorization.

4021422003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446824673 (or 446824670 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 4021422003 is about 63414.6828660366. The cubic root of 4021422003 is about 1590.2297840445.

Adding to 4021422003 its reverse (3002241204), we get a palindrome (7023663207).

The spelling of 4021422003 in words is "four billion, twenty-one million, four hundred twenty-two thousand, three".