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6884668 = 227245881
BaseRepresentation
bin11010010000110100111100
3110221202222201
4122100310330
53230302133
6403321244
7112342630
oct32206474
913852881
106884668
11398260a
122380224
13157088b
14cb2dc0
1590ed7d
hex690d3c

6884668 has 12 divisors (see below), whose sum is σ = 13769392. Its totient is φ = 2950560.

The previous prime is 6884653. The next prime is 6884671. The reversal of 6884668 is 8664886.

6884668 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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, 122913 + ... + 122968.

Almost surely, 26884668 is an apocalyptic number.

It is an amenable number.

6884668 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.

6884668 is a wasteful number, since it uses less digits than its factorization.

6884668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245892 (or 245890 counting only the distinct ones).

The product of its digits is 442368, while the sum is 46.

The square root of 6884668 is about 2623.8650879952. The cubic root of 6884668 is about 190.2367132763.

It can be divided in two parts, 688 and 4668, that added together give a triangular number (5356 = T103).

The spelling of 6884668 in words is "six million, eight hundred eighty-four thousand, six hundred sixty-eight".

Divisors: 1 2 4 7 14 28 245881 491762 983524 1721167 3442334 6884668