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BaseRepresentation
bin10101000000110101
311101001202
4111000311
510223234
61502245
7505634
oct250065
9141052
1086069
1159735
1241985
1330239
142351b
151a77e
hex15035

86069 has 2 divisors, whose sum is σ = 86070. Its totient is φ = 86068.

The previous prime is 86029. The next prime is 86077. The reversal of 86069 is 96068.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69169 + 16900 = 263^2 + 130^2 .

It is a cyclic number.

It is not a de Polignac number, because 86069 - 212 = 81973 is a prime.

It is a super-2 number, since 2×860692 = 14815745522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43034 + 43035.

It is an arithmetic number, because the mean of its divisors is an integer number (43035).

286069 is an apocalyptic number.

It is an amenable number.

86069 is a deficient number, since it is larger than the sum of its proper divisors (1).

86069 is an equidigital number, since it uses as much as digits as its factorization.

86069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 86069 is about 293.3751864081. The cubic root of 86069 is about 44.1518513657.

Subtracting 86069 from its reverse (96068), we obtain a palindrome (9999).

It can be divided in two parts, 860 and 69, that multiplied together give a triangular number (59340 = T344).

The spelling of 86069 in words is "eighty-six thousand, sixty-nine".