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1006868 = 221511667
BaseRepresentation
bin11110101110100010100
31220011011102
43311310110
5224204433
633325232
711362322
oct3656424
91804142
101006868
11628525
12406818
132933a5
141c2d12
1514d4e8
hexf5d14

1006868 has 12 divisors (see below), whose sum is σ = 1774752. Its totient is φ = 499800.

The previous prime is 1006861. The next prime is 1006877. The reversal of 1006868 is 8686001.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1006868.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1006861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230 + ... + 1437.

It is an arithmetic number, because the mean of its divisors is an integer number (147896).

21006868 is an apocalyptic number.

It is an amenable number.

1006868 is a deficient number, since it is larger than the sum of its proper divisors (767884).

1006868 is a wasteful number, since it uses less digits than its factorization.

1006868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1822 (or 1820 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 1006868 is about 1003.4281239830. The cubic root of 1006868 is about 100.2284112193.

The spelling of 1006868 in words is "one million, six thousand, eight hundred sixty-eight".

Divisors: 1 2 4 151 302 604 1667 3334 6668 251717 503434 1006868