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225263 is a prime number
BaseRepresentation
bin110110111111101111
3102110000002
4312333233
524202023
64454515
71625513
oct667757
9373002
10225263
11144275
12aa43b
137b6bc
145c143
1546b28
hex36fef

225263 has 2 divisors, whose sum is σ = 225264. Its totient is φ = 225262.

The previous prime is 225257. The next prime is 225287. The reversal of 225263 is 362522.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225263 - 210 = 224239 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112631 + 112632.

It is an arithmetic number, because the mean of its divisors is an integer number (112632).

2225263 is an apocalyptic number.

225263 is a deficient number, since it is larger than the sum of its proper divisors (1).

225263 is an equidigital number, since it uses as much as digits as its factorization.

225263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720, while the sum is 20.

The square root of 225263 is about 474.6187944024. The cubic root of 225263 is about 60.8457087894.

Adding to 225263 its reverse (362522), we get a palindrome (587785).

The spelling of 225263 in words is "two hundred twenty-five thousand, two hundred sixty-three".