2005330667 has 4 divisors (see below), whose sum is σ = 2005423080. Its totient is φ = 2005238256.

The previous prime is 2005330627. The next prime is 2005330673. The reversal of 2005330667 is 7660335002.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2005330667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2005330627) 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, 6023 + ... + 63615.

It is an arithmetic number, because the mean of its divisors is an integer number (501355770).

Almost surely, 2^2005330667 is an apocalyptic number.

2005330667 is a deficient number, since it is larger than the sum of its proper divisors (92413).

2005330667 is an equidigital number, since it uses as much as digits as its factorization.

2005330667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92412.

The product of its (nonzero) digits is 22680, while the sum is 32.

The square root of 2005330667 is about 44780.9185591363. The cubic root of 2005330667 is about 1261.0394267940.

Adding to 2005330667 its reverse (7660335002), we get a palindrome (9665665669).

The spelling of 2005330667 in words is "two billion, five million, three hundred thirty thousand, six hundred sixty-seven".