2005365872 has 10 divisors (see below), whose sum is σ = 3885396408. Its totient is φ = 1002682928.

The previous prime is 2005365847. The next prime is 2005365877. The reversal of 2005365872 is 2785635002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2005365877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62667668 + ... + 62667699.

Almost surely, 2^2005365872 is an apocalyptic number.

It is an amenable number.

2005365872 is a deficient number, since it is larger than the sum of its proper divisors (1880030536).

2005365872 is a wasteful number, since it uses less digits than its factorization.

2005365872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125335375 (or 125335369 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 2005365872 is about 44781.3116377803. The cubic root of 2005365872 is about 1261.0468062309.

The spelling of 2005365872 in words is "two billion, five million, three hundred sixty-five thousand, eight hundred seventy-two".