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4115225 = 52971697
BaseRepresentation
bin1111101100101100011001
321202002000202
433230230121
52023141400
6224111545
746656512
oct17545431
97662022
104115225
112360914
1214655b5
13b1115a
14791a09
155644d5
hex3ecb19

4115225 has 12 divisors (see below), whose sum is σ = 5158524. Its totient is φ = 3256320.

The previous prime is 4115213. The next prime is 4115239. The reversal of 4115225 is 5225114.

It can be written as a sum of positive squares in 6 ways, for example, as 67081 + 4048144 = 259^2 + 2012^2 .

It is not a de Polignac number, because 4115225 - 218 = 3853081 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4115197 and 4115206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1577 + ... + 3273.

It is an arithmetic number, because the mean of its divisors is an integer number (429877).

Almost surely, 24115225 is an apocalyptic number.

It is an amenable number.

4115225 is a deficient number, since it is larger than the sum of its proper divisors (1043299).

4115225 is a wasteful number, since it uses less digits than its factorization.

4115225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1804 (or 1799 counting only the distinct ones).

The product of its digits is 400, while the sum is 20.

The square root of 4115225 is about 2028.6017351861. The cubic root of 4115225 is about 160.2499348960.

The spelling of 4115225 in words is "four million, one hundred fifteen thousand, two hundred twenty-five".