4422649009 has 9 divisors (see below), whose sum is σ = 4488990699. Its totient is φ = 4357276560.

The previous prime is 4422648983. The next prime is 4422649013. The reversal of 4422649009 is 9009462244.

The square root of 4422649009 is 66503.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2510511025 + 1912137984 = 50105^2 + 43728^2 .

It is not a de Polignac number, because 4422649009 - 2²⁹ = 3885778097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4422640009) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4854264 + ... + 4855174.

Almost surely, 2^4422649009 is an apocalyptic number.

4422649009 is the 66503-rd square number.

4422649009 is the 33252-nd centered octagonal number.

It is an amenable number.

4422649009 is a deficient number, since it is larger than the sum of its proper divisors (66341690).

4422649009 is an frugal number, since it uses more digits than its factorization.

4422649009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1968 (or 984 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 40.

The cubic root of 4422649009 is about 1641.4493692560.

The spelling of 4422649009 in words is "four billion, four hundred twenty-two million, six hundred forty-nine thousand, nine".