2005064 has 16 divisors (see below), whose sum is σ = 3851820. Its totient is φ = 977920.

The previous prime is 2005061. The next prime is 2005079. The reversal of 2005064 is 4605002.

It can be written as a sum of positive squares in 2 ways, for example, as 1876900 + 128164 = 1370^2 + 358^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2005061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2729 + ... + 3384.

2^2005064 is an apocalyptic number.

It is an amenable number.

2005064 is a deficient number, since it is larger than the sum of its proper divisors (1846756).

2005064 is a wasteful number, since it uses less digits than its factorization.

2005064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6160 (or 6156 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2005064 is about 1416.0028248559. The cubic root of 2005064 is about 126.0983527034.

The spelling of 2005064 in words is "two million, five thousand, sixty-four".