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4395025 = 523153107
BaseRepresentation
bin10000110001000000010001
322021021211201
4100301000101
52111120100
6234111201
752233325
oct20610021
98237751
104395025
112532058
12157b501
13bab60b
14825985
155bc36a
hex431011

4395025 has 24 divisors (see below), whose sum is σ = 5785344. Its totient is φ = 3307200.

The previous prime is 4394983. The next prime is 4395029. The reversal of 4395025 is 5205934.

It is not a de Polignac number, because 4395025 - 217 = 4263953 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4394984 and 4395002.

It is not an unprimeable number, because it can be changed into a prime (4395029) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41022 + ... + 41128.

It is an arithmetic number, because the mean of its divisors is an integer number (241056).

Almost surely, 24395025 is an apocalyptic number.

It is an amenable number.

4395025 is a deficient number, since it is larger than the sum of its proper divisors (1390319).

4395025 is a wasteful number, since it uses less digits than its factorization.

4395025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201 (or 196 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 4395025 is about 2096.4314918451. The cubic root of 4395025 is about 163.8024713845.

The spelling of 4395025 in words is "four million, three hundred ninety-five thousand, twenty-five".

Divisors: 1 5 25 31 53 107 155 265 535 775 1325 1643 2675 3317 5671 8215 16585 28355 41075 82925 141775 175801 879005 4395025