1001000266 has 32 divisors (see below), whose sum is σ = 1772305920. Its totient is φ = 415130496.

The previous prime is 1001000233. The next prime is 1001000267. The reversal of 1001000266 is 6620001001.

1001000266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1001000267) 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, 50016 + ... + 67108.

It is an arithmetic number, because the mean of its divisors is an integer number (55384560).

Almost surely, 2^1001000266 is an apocalyptic number.

1001000266 is a deficient number, since it is larger than the sum of its proper divisors (771305654).

1001000266 is a wasteful number, since it uses less digits than its factorization.

1001000266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17238.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1001000266 is about 31638.5882428404. The cubic root of 1001000266 is about 1000.3333108915. Note that the first 4 decimals are identical.

Adding to 1001000266 its reverse (6620001001), we get a palindrome (7621001267).

The spelling of 1001000266 in words is "one billion, one million, two hundred sixty-six", and thus it is an aban number.