2003000566 has 32 divisors (see below), whose sum is σ = 3474358272. Its totient is φ = 848322720.

The previous prime is 2003000543. The next prime is 2003000569. The reversal of 2003000566 is 6650003002.

It is a super-2 number, since 2×2003000566² = 8024022534792640712, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003000569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 479760 + ... + 483916.

It is an arithmetic number, because the mean of its divisors is an integer number (108573696).

Almost surely, 2^2003000566 is an apocalyptic number.

2003000566 is a deficient number, since it is larger than the sum of its proper divisors (1471357706).

2003000566 is a wasteful number, since it uses less digits than its factorization.

2003000566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4564.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 2003000566 is about 44754.8943245317. The cubic root of 2003000566 is about 1260.5508144356.

Adding to 2003000566 its reverse (6650003002), we get a palindrome (8653003568).

The spelling of 2003000566 in words is "two billion, three million, five hundred sixty-six", and thus it is an aban number.