4421402209 has 16 divisors (see below), whose sum is σ = 5218646400. Its totient is φ = 3666708864.

The previous prime is 4421402191. The next prime is 4421402231. The reversal of 4421402209 is 9022041244.

It is not a de Polignac number, because 4421402209 - 2⁹ = 4421401697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4421402269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1324 + ... + 94045.

It is an arithmetic number, because the mean of its divisors is an integer number (326165400).

Almost surely, 2^4421402209 is an apocalyptic number.

It is an amenable number.

4421402209 is a deficient number, since it is larger than the sum of its proper divisors (797244191).

4421402209 is a wasteful number, since it uses less digits than its factorization.

4421402209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95592.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 4421402209 is about 66493.6253260416. The cubic root of 4421402209 is about 1641.2951063986.

The spelling of 4421402209 in words is "four billion, four hundred twenty-one million, four hundred two thousand, two hundred nine".