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4230425 = 52169217
BaseRepresentation
bin10000001000110100011001
321221221001102
4100020310121
52040333200
6230401145
750646413
oct20106431
97857042
104230425
11242a421
1215001b5
13b51714
147c19b3
155886d5
hex408d19

4230425 has 6 divisors (see below), whose sum is σ = 5245758. Its totient is φ = 3384320.

The previous prime is 4230419. The next prime is 4230451. The reversal of 4230425 is 5240324.

It can be written as a sum of positive squares in 3 ways, for example, as 1104601 + 3125824 = 1051^2 + 1768^2 .

It is not a de Polignac number, because 4230425 - 28 = 4230169 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4230397 and 4230406.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 84584 + ... + 84633.

It is an arithmetic number, because the mean of its divisors is an integer number (874293).

Almost surely, 24230425 is an apocalyptic number.

It is an amenable number.

4230425 is a deficient number, since it is larger than the sum of its proper divisors (1015333).

4230425 is a wasteful number, since it uses less digits than its factorization.

4230425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169227 (or 169222 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 4230425 is about 2056.7996985608. The cubic root of 4230425 is about 161.7315194278.

Adding to 4230425 its reverse (5240324), we get a palindrome (9470749).

The spelling of 4230425 in words is "four million, two hundred thirty thousand, four hundred twenty-five".

Divisors: 1 5 25 169217 846085 4230425