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4728735 = 3251141233
BaseRepresentation
bin10010000010011110011111
322220020121100
4102002132133
52202304420
6245204143
755123254
oct22023637
98806540
104728735
11273a850
121700653
13c9748b
148b142b
15636190
hex48279f

4728735 has 48 divisors (see below), whose sum is σ = 9199008. Its totient is φ = 2227200.

The previous prime is 4728733. The next prime is 4728743. The reversal of 4728735 is 5378274.

4728735 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4728735 - 21 = 4728733 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4728735.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4728733) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20179 + ... + 20411.

It is an arithmetic number, because the mean of its divisors is an integer number (191646).

Almost surely, 24728735 is an apocalyptic number.

4728735 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4728735 is a deficient number, since it is larger than the sum of its proper divisors (4470273).

4728735 is a wasteful number, since it uses less digits than its factorization.

4728735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296 (or 293 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 4728735 is about 2174.5654738361. The cubic root of 4728735 is about 167.8475445157.

It can be divided in two parts, 472873 and 5, that added together give a triangular number (472878 = T972).

The spelling of 4728735 in words is "four million, seven hundred twenty-eight thousand, seven hundred thirty-five".

Divisors: 1 3 5 9 11 15 33 41 45 55 99 123 165 205 233 369 451 495 615 699 1165 1353 1845 2097 2255 2563 3495 4059 6765 7689 9553 10485 12815 20295 23067 28659 38445 47765 85977 105083 115335 143295 315249 429885 525415 945747 1576245 4728735