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226901 is a prime number
BaseRepresentation
bin110111011001010101
3102112020202
4313121111
524230101
64510245
71633343
oct673125
9375222
10226901
11145524
12ab385
137c37c
145c993
154736b
hex37655

226901 has 2 divisors, whose sum is σ = 226902. Its totient is φ = 226900.

The previous prime is 226871. The next prime is 226903. The reversal of 226901 is 109622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139876 + 87025 = 374^2 + 295^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-226901 is a prime.

Together with 226903, 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 (226903) 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 as a sum of consecutive naturals, namely, 113450 + 113451.

It is an arithmetic number, because the mean of its divisors is an integer number (113451).

2226901 is an apocalyptic number.

It is an amenable number.

226901 is a deficient number, since it is larger than the sum of its proper divisors (1).

226901 is an equidigital number, since it uses as much as digits as its factorization.

226901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 226901 is about 476.3412642214. The cubic root of 226901 is about 60.9928326256.

The spelling of 226901 in words is "two hundred twenty-six thousand, nine hundred one".