228887 has 2 divisors, whose sum is σ = 228888. Its totient is φ = 228886.
The previous prime is 228883. The next prime is 228901. The reversal of 228887 is 788822.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 228887 - 22 = 228883 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 (228881) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114443 + 114444.
It is an arithmetic number, because the mean of its divisors is an integer number (114444).
2228887 is an apocalyptic number.
228887 is a deficient number, since it is larger than the sum of its proper divisors (1).
228887 is an equidigital number, since it uses as much as digits as its factorization.
228887 is an evil number, because the sum of its binary digits is even.
The product of its digits is 14336, while the sum is 35.
The square root of 228887 is about 478.4213623993. The cubic root of 228887 is about 61.1702669303.
The spelling of 228887 in words is "two hundred twenty-eight thousand, eight hundred eighty-seven".
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