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4728672 = 253313421
BaseRepresentation
bin10010000010011101100000
322220020112000
4102002131200
52202304142
6245204000
755123134
oct22023540
98806460
104728672
11273a7a3
121700600
13c97440
148b13c4
1563614c
hex482760

4728672 has 96 divisors (see below), whose sum is σ = 14888160. Its totient is φ = 1451520.

The previous prime is 4728649. The next prime is 4728677. The reversal of 4728672 is 2768274.

It is a tau number, because it is divible by the number of its divisors (96).

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

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4728677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11022 + ... + 11442.

It is an arithmetic number, because the mean of its divisors is an integer number (155085).

Almost surely, 24728672 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 4728672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7444080).

4728672 is an abundant number, since it is smaller than the sum of its proper divisors (10159488).

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

4728672 is a wasteful number, since it uses less digits than its factorization.

4728672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453 (or 439 counting only the distinct ones).

The product of its digits is 37632, while the sum is 36.

The square root of 4728672 is about 2174.5509881353. The cubic root of 4728672 is about 167.8467991125.

The spelling of 4728672 in words is "four million, seven hundred twenty-eight thousand, six hundred seventy-two".

Divisors: 1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 72 78 96 104 108 117 144 156 208 216 234 288 312 351 416 421 432 468 624 702 842 864 936 1248 1263 1404 1684 1872 2526 2808 3368 3744 3789 5052 5473 5616 6736 7578 10104 10946 11232 11367 13472 15156 16419 20208 21892 22734 30312 32838 40416 43784 45468 49257 60624 65676 87568 90936 98514 121248 131352 147771 175136 181872 197028 262704 295542 363744 394056 525408 591084 788112 1182168 1576224 2364336 4728672