1006866868 has 12 divisors (see below), whose sum is σ = 2013733792. Its totient is φ = 431514360.

The previous prime is 1006866827. The next prime is 1006866877. The reversal of 1006866868 is 8686686001.

1006866868 is an admirable number.

It is a super-2 number, since 2×1006866868² = 2027561779752258848, which contains 22 as substring.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17979738 + ... + 17979793.

Almost surely, 2^1006866868 is an apocalyptic number.

It is an amenable number.

1006866868 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1006866868 is a wasteful number, since it uses less digits than its factorization.

1006866868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35959542 (or 35959540 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 49.

The square root of 1006866868 is about 31731.1655632125. The cubic root of 1006866868 is about 1002.2837365770.

The spelling of 1006866868 in words is "one billion, six million, eight hundred sixty-six thousand, eight hundred sixty-eight".