1006072666 has 8 divisors (see below), whose sum is σ = 1509243840. Its totient is φ = 502991388.

The previous prime is 1006072621. The next prime is 1006072673. The reversal of 1006072666 is 6662706001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30175 + ... + 54061.

It is an arithmetic number, because the mean of its divisors is an integer number (188655480).

Almost surely, 2^1006072666 is an apocalyptic number.

1006072666 is a deficient number, since it is larger than the sum of its proper divisors (503171174).

1006072666 is a wasteful number, since it uses less digits than its factorization.

1006072666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44948.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 1006072666 is about 31718.6485525471. The cubic root of 1006072666 is about 1002.0201382932.

Adding to 1006072666 its reverse (6662706001), we get a palindrome (7668778667).

The spelling of 1006072666 in words is "one billion, six million, seventy-two thousand, six hundred sixty-six".