1005004668 has 24 divisors (see below), whose sum is σ = 2354142672. Its totient is φ = 333697024.

The previous prime is 1005004661. The next prime is 1005004703. The reversal of 1005004668 is 8664005001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005004661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159855 + ... + 166022.

It is an arithmetic number, because the mean of its divisors is an integer number (98089278).

Almost surely, 2^1005004668 is an apocalyptic number.

It is an amenable number.

1005004668 is an abundant number, since it is smaller than the sum of its proper divisors (1349138004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1005004668 is a wasteful number, since it uses less digits than its factorization.

1005004668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326141 (or 326139 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 1005004668 is about 31701.8085919400. The cubic root of 1005004668 is about 1001.6654474118.

Adding to 1005004668 its reverse (8664005001), we get a palindrome (9669009669).

The spelling of 1005004668 in words is "one billion, five million, four thousand, six hundred sixty-eight".