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4705668 = 22331117233
BaseRepresentation
bin10001111100110110000100
322212001222000
4101330312010
52201040133
6244505300
754666102
oct21746604
98761860
104705668
112724490
1216ab230
13c89b26
148a6c72
1562e413
hex47cd84

4705668 has 96 divisors (see below), whose sum is σ = 14152320. Its totient is φ = 1336320.

The previous prime is 4705637. The next prime is 4705669. The reversal of 4705668 is 8665074.

It is a happy number.

It is a super-2 number, since 2×47056682 = 44286622652448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (4705669) 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 31 ways as a sum of consecutive naturals, for example, 20080 + ... + 20312.

It is an arithmetic number, because the mean of its divisors is an integer number (147420).

Almost surely, 24705668 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4705668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7076160).

4705668 is an abundant number, since it is smaller than the sum of its proper divisors (9446652).

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

4705668 is a wasteful number, since it uses less digits than its factorization.

4705668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274 (or 266 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 4705668 is about 2169.2551717122. The cubic root of 4705668 is about 167.5741766956.

The spelling of 4705668 in words is "four million, seven hundred five thousand, six hundred sixty-eight".

Divisors: 1 2 3 4 6 9 11 12 17 18 22 27 33 34 36 44 51 54 66 68 99 102 108 132 153 187 198 204 233 297 306 374 396 459 466 561 594 612 699 748 918 932 1122 1188 1398 1683 1836 2097 2244 2563 2796 3366 3961 4194 5049 5126 6291 6732 7689 7922 8388 10098 10252 11883 12582 15378 15844 20196 23067 23766 25164 30756 35649 43571 46134 47532 69201 71298 87142 92268 106947 130713 138402 142596 174284 213894 261426 276804 392139 427788 522852 784278 1176417 1568556 2352834 4705668