2005584916 has 6 divisors (see below), whose sum is σ = 3509773610. Its totient is φ = 1002792456.

The previous prime is 2005584883. The next prime is 2005584937. The reversal of 2005584916 is 6194855002.

It can be written as a sum of positive squares in only one way, i.e., 1830128400 + 175456516 = 42780^2 + 13246^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250698111 + ... + 250698118.

Almost surely, 2^2005584916 is an apocalyptic number.

It is an amenable number.

2005584916 is a deficient number, since it is larger than the sum of its proper divisors (1504188694).

2005584916 is a wasteful number, since it uses less digits than its factorization.

2005584916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501396233 (or 501396231 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 40.

The square root of 2005584916 is about 44783.7572787277. The cubic root of 2005584916 is about 1261.0927188303.

The spelling of 2005584916 in words is "two billion, five million, five hundred eighty-four thousand, nine hundred sixteen".