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4668768 = 2532132943
BaseRepresentation
bin10001110011110101100000
322210012100100
4101303311200
52143400033
6244022400
754453366
oct21636540
98705310
104668768
1126a9795
121691a00
13c760b0
14897636
15623513
hex473d60

4668768 has 144 divisors (see below), whose sum is σ = 15135120. Its totient is φ = 1354752.

The previous prime is 4668767. The next prime is 4668773. The reversal of 4668768 is 8678664.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4668767) 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 23 ways as a sum of consecutive naturals, for example, 108555 + ... + 108597.

It is an arithmetic number, because the mean of its divisors is an integer number (105105).

Almost surely, 24668768 is an apocalyptic number.

4668768 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4668768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7567560).

4668768 is an abundant number, since it is smaller than the sum of its proper divisors (10466352).

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

4668768 is a wasteful number, since it uses less digits than its factorization.

4668768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101 (or 90 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 4668768 is about 2160.7332088900. The cubic root of 4668768 is about 167.1350098066.

The spelling of 4668768 in words is "four million, six hundred sixty-eight thousand, seven hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 13 16 18 24 26 29 32 36 39 43 48 52 58 72 78 86 87 96 104 116 117 129 144 156 172 174 208 232 234 258 261 288 312 344 348 377 387 416 464 468 516 522 559 624 688 696 754 774 928 936 1032 1044 1118 1131 1247 1248 1376 1392 1508 1548 1677 1872 2064 2088 2236 2262 2494 2784 3016 3096 3354 3393 3741 3744 4128 4176 4472 4524 4988 5031 6032 6192 6708 6786 7482 8352 8944 9048 9976 10062 11223 12064 12384 13416 13572 14964 16211 17888 18096 19952 20124 22446 26832 27144 29928 32422 36192 39904 40248 44892 48633 53664 54288 59856 64844 80496 89784 97266 108576 119712 129688 145899 160992 179568 194532 259376 291798 359136 389064 518752 583596 778128 1167192 1556256 2334384 4668768