4539582009 has 8 divisors (see below), whose sum is σ = 6725306720. Its totient is φ = 3026387988.

The previous prime is 4539582001. The next prime is 4539582017. The reversal of 4539582009 is 9002859354.

It is an interprime number because it is at equal distance from previous prime (4539582001) and next prime (4539582017).

It is not a de Polignac number, because 4539582009 - 2³ = 4539582001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4539582001) 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, 84066307 + ... + 84066360.

It is an arithmetic number, because the mean of its divisors is an integer number (840663340).

Almost surely, 2^4539582009 is an apocalyptic number.

It is an amenable number.

4539582009 is a deficient number, since it is larger than the sum of its proper divisors (2185724711).

4539582009 is a wasteful number, since it uses less digits than its factorization.

4539582009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168132676 (or 168132670 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The square root of 4539582009 is about 67376.4202744551. The cubic root of 4539582009 is about 1655.7901271259.

The spelling of 4539582009 in words is "four billion, five hundred thirty-nine million, five hundred eighty-two thousand, nine".