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BaseRepresentation
bin10101001110001111
311102020112
4111032033
510240202
61510235
7511301
oct251617
9142215
1086927
115a345
124237b
1330749
1423971
151ab52
hex1538f

86927 has 2 divisors, whose sum is σ = 86928. Its totient is φ = 86926.

The previous prime is 86923. The next prime is 86929. The reversal of 86927 is 72968.

Added to its reverse (72968) it gives a triangular number (159895 = T565).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86927 - 22 = 86923 is a prime.

Together with 86929, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 86893 and 86902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43463 + 43464.

It is an arithmetic number, because the mean of its divisors is an integer number (43464).

286927 is an apocalyptic number.

86927 is a deficient number, since it is larger than the sum of its proper divisors (1).

86927 is an equidigital number, since it uses as much as digits as its factorization.

86927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 32.

The square root of 86927 is about 294.8338515164. The cubic root of 86927 is about 44.2980793974.

Adding to 86927 its reverse (72968), we get a triangular number (159895 = T565).

The spelling of 86927 in words is "eighty-six thousand, nine hundred twenty-seven".