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4275285 = 357192143
BaseRepresentation
bin10000010011110001010101
322001012120220
4100103301111
52043302120
6231344553
751224250
oct20236125
98035526
104275285
1124600a3
121522159
13b68c71
147d4097
15596b40
hex413c55

4275285 has 32 divisors (see below), whose sum is σ = 8232960. Its totient is φ = 1850688.

The previous prime is 4275259. The next prime is 4275287. The reversal of 4275285 is 5825724.

It is not a de Polignac number, because 4275285 - 25 = 4275253 is a prime.

It is a d-powerful number, because it can be written as 48 + 213 + 7 + 52 + 222 + 84 + 55 .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4275287) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 924 + ... + 3066.

It is an arithmetic number, because the mean of its divisors is an integer number (257280).

Almost surely, 24275285 is an apocalyptic number.

It is an amenable number.

4275285 is a deficient number, since it is larger than the sum of its proper divisors (3957675).

4275285 is a wasteful number, since it uses less digits than its factorization.

4275285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2177.

The product of its digits is 22400, while the sum is 33.

The square root of 4275285 is about 2067.6762319087. The cubic root of 4275285 is about 162.3011848612.

It can be divided in two parts, 4275 and 285, that added together give a triangular number (4560 = T95).

The spelling of 4275285 in words is "four million, two hundred seventy-five thousand, two hundred eighty-five".

Divisors: 1 3 5 7 15 19 21 35 57 95 105 133 285 399 665 1995 2143 6429 10715 15001 32145 40717 45003 75005 122151 203585 225015 285019 610755 855057 1425095 4275285