2009315584 has 18 divisors (see below), whose sum is σ = 4010782790. Its totient is φ = 1004657664.

The previous prime is 2009315579. The next prime is 2009315617. The reversal of 2009315584 is 4855139002.

It can be written as a sum of positive squares in only one way, i.e., 1999878400 + 9437184 = 44720^2 + 3072^2 .

It is a super-2 number, since 2×2009315584² = 8074698232210522112, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3924189 + ... + 3924700.

Almost surely, 2^2009315584 is an apocalyptic number.

It is an amenable number.

2009315584 is a deficient number, since it is larger than the sum of its proper divisors (2001467206).

2009315584 is an frugal number, since it uses more digits than its factorization.

2009315584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7848905 (or 7848891 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 2009315584 is about 44825.3899481086. The cubic root of 2009315584 is about 1261.8741706785.

The spelling of 2009315584 in words is "two billion, nine million, three hundred fifteen thousand, five hundred eighty-four".