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4280227 = 75383139
BaseRepresentation
bin10000010100111110100011
322001110100221
4100110332203
52043431402
6231423511
751244540
oct20247643
98043327
104280227
112463886
121524b97
13b6b2a3
147d5bc7
15598337
hex414fa3

4280227 has 16 divisors (see below), whose sum is σ = 5080320. Its totient is φ = 3530592.

The previous prime is 4280203. The next prime is 4280249. The reversal of 4280227 is 7220824.

It is a cyclic number.

It is not a de Polignac number, because 4280227 - 211 = 4278179 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4280257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30724 + ... + 30862.

It is an arithmetic number, because the mean of its divisors is an integer number (317520).

Almost surely, 24280227 is an apocalyptic number.

4280227 is a deficient number, since it is larger than the sum of its proper divisors (800093).

4280227 is a wasteful number, since it uses less digits than its factorization.

4280227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 4280227 is about 2068.8709481261. The cubic root of 4280227 is about 162.3636979330.

The spelling of 4280227 in words is "four million, two hundred eighty thousand, two hundred twenty-seven".

Divisors: 1 7 53 83 139 371 581 973 4399 7367 11537 30793 51569 80759 611461 4280227