86477 has 2 divisors, whose sum is σ = 86478. Its totient is φ = 86476.

The previous prime is 86467. The next prime is 86491. The reversal of 86477 is 77468.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48841 + 37636 = 221^2 + 194^2 .

It is a cyclic number.

It is not a de Polignac number, because 86477 - 2⁴ = 86461 is a prime.

It is a Chen prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 86477.

It is not a weakly prime, because it can be changed into another prime (86467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43238 + 43239.

It is an arithmetic number, because the mean of its divisors is an integer number (43239).

2⁸⁶⁴⁷⁷ is an apocalyptic number.

It is an amenable number.

86477 is a deficient number, since it is larger than the sum of its proper divisors (1).

86477 is an equidigital number, since it uses as much as digits as its factorization.

86477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9408, while the sum is 32.

The square root of 86477 is about 294.0697196244. The cubic root of 86477 is about 44.2215069743.

Subtracting from 86477 its reverse (77468), we obtain a palindrome (9009).

The spelling of 86477 in words is "eighty-six thousand, four hundred seventy-seven".