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225527 is a prime number
BaseRepresentation
bin110111000011110111
3102110100212
4313003313
524204102
64500035
71626341
oct670367
9373325
10225527
11144495
12aa61b
137b863
145c291
1546c52
hex370f7

225527 has 2 divisors, whose sum is σ = 225528. Its totient is φ = 225526.

The previous prime is 225523. The next prime is 225529. The reversal of 225527 is 725522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225527 - 22 = 225523 is a prime.

Together with 225529, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112763 + 112764.

It is an arithmetic number, because the mean of its divisors is an integer number (112764).

2225527 is an apocalyptic number.

225527 is a deficient number, since it is larger than the sum of its proper divisors (1).

225527 is an equidigital number, since it uses as much as digits as its factorization.

225527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1400, while the sum is 23.

The square root of 225527 is about 474.8968309012. The cubic root of 225527 is about 60.8694691584.

The spelling of 225527 in words is "two hundred twenty-five thousand, five hundred twenty-seven".