1000066244 has 12 divisors (see below), whose sum is σ = 1750343868. Its totient is φ = 499968000.

The previous prime is 1000066213. The next prime is 1000066261. The reversal of 1000066244 is 4426600001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 514745344 + 485320900 = 22688^2 + 22030^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39524 + ... + 59684.

It is an arithmetic number, because the mean of its divisors is an integer number (145861989).

Almost surely, 2^1000066244 is an apocalyptic number.

It is an amenable number.

1000066244 is a deficient number, since it is larger than the sum of its proper divisors (750277624).

1000066244 is a wasteful number, since it uses less digits than its factorization.

1000066244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32566 (or 32564 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1000066244 is about 31623.8239939448. The cubic root of 1000066244 is about 1000.0220808458.

Adding to 1000066244 its reverse (4426600001), we get a palindrome (5426666245).

The spelling of 1000066244 in words is "one billion, sixty-six thousand, two hundred forty-four".