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4785625 = 54131931
BaseRepresentation
bin10010010000010111011001
3100000010122101
4102100113121
52211120000
6250323401
755451155
oct22202731
910003571
104785625
112779569
121729561
13cb7340
148c8065
15647e6a
hex4905d9

4785625 has 40 divisors (see below), whose sum is σ = 6997760. Its totient is φ = 3240000.

The previous prime is 4785623. The next prime is 4785629. The reversal of 4785625 is 5265874.

It is a happy number.

It is not a de Polignac number, because 4785625 - 21 = 4785623 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4785623) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 154360 + ... + 154390.

It is an arithmetic number, because the mean of its divisors is an integer number (174944).

Almost surely, 24785625 is an apocalyptic number.

It is an amenable number.

4785625 is a deficient number, since it is larger than the sum of its proper divisors (2212135).

4785625 is a wasteful number, since it uses less digits than its factorization.

4785625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83 (or 68 counting only the distinct ones).

The product of its digits is 67200, while the sum is 37.

The square root of 4785625 is about 2187.6071402334. The cubic root of 4785625 is about 168.5179710043.

Subtracting 4785625 from its reverse (5265874), we obtain a square (480249 = 6932).

The spelling of 4785625 in words is "four million, seven hundred eighty-five thousand, six hundred twenty-five".

Divisors: 1 5 13 19 25 31 65 95 125 155 247 325 403 475 589 625 775 1235 1625 2015 2375 2945 3875 6175 7657 8125 10075 11875 14725 19375 30875 38285 50375 73625 154375 191425 251875 368125 957125 4785625