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4342025 = 522953113
BaseRepresentation
bin10000100100000100001001
322011121010202
4100210010021
52102421100
6233021545
751622652
oct20440411
98147122
104342025
1124a6256
1215548b5
13b9045c
14810529
155ab7d5
hex424109

4342025 has 24 divisors (see below), whose sum is σ = 5725080. Its totient is φ = 3261440.

The previous prime is 4342007. The next prime is 4342031. The reversal of 4342025 is 5202434.

It can be written as a sum of positive squares in 12 ways, for example, as 1948816 + 2393209 = 1396^2 + 1547^2 .

It is not a de Polignac number, because 4342025 - 28 = 4341769 is a prime.

It is a super-2 number, since 2×43420252 = 37706362201250, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4341988 and 4342006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38369 + ... + 38481.

It is an arithmetic number, because the mean of its divisors is an integer number (238545).

Almost surely, 24342025 is an apocalyptic number.

It is an amenable number.

4342025 is a deficient number, since it is larger than the sum of its proper divisors (1383055).

4342025 is a wasteful number, since it uses less digits than its factorization.

4342025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205 (or 200 counting only the distinct ones).

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

The square root of 4342025 is about 2083.7526244735. The cubic root of 4342025 is about 163.1413705722.

Adding to 4342025 its reverse (5202434), we get a palindrome (9544459).

The spelling of 4342025 in words is "four million, three hundred forty-two thousand, twenty-five".

Divisors: 1 5 25 29 53 113 145 265 565 725 1325 1537 2825 3277 5989 7685 16385 29945 38425 81925 149725 173681 868405 4342025