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4456225 = 52178249
BaseRepresentation
bin10000111111111100100001
322101101210101
4100333330201
52120044400
6235302401
752606624
oct20777441
98341711
104456225
112574034
1215aaa01
13c00427
1483ddbb
155d056a
hex43ff21

4456225 has 6 divisors (see below), whose sum is σ = 5525750. Its totient is φ = 3564960.

The previous prime is 4456223. The next prime is 4456297. The reversal of 4456225 is 5226544.

It can be written as a sum of positive squares in 3 ways, for example, as 1183744 + 3272481 = 1088^2 + 1809^2 .

It is not a de Polignac number, because 4456225 - 21 = 4456223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4456193 and 4456202.

It is not an unprimeable number, because it can be changed into a prime (4456223) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 89100 + ... + 89149.

Almost surely, 24456225 is an apocalyptic number.

It is an amenable number.

4456225 is a deficient number, since it is larger than the sum of its proper divisors (1069525).

4456225 is a wasteful number, since it uses less digits than its factorization.

4456225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178259 (or 178254 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 4456225 is about 2110.9772618387. The cubic root of 4456225 is about 164.5592768699.

It can be divided in two parts, 445 and 6225, that added together give a triangular number (6670 = T115).

The spelling of 4456225 in words is "four million, four hundred fifty-six thousand, two hundred twenty-five".

Divisors: 1 5 25 178249 891245 4456225