86357 has 2 divisors, whose sum is σ = 86358. Its totient is φ = 86356.

The previous prime is 86353. The next prime is 86369. The reversal of 86357 is 75368.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78961 + 7396 = 281^2 + 86^2 .

It is a cyclic number.

It is not a de Polignac number, because 86357 - 2² = 86353 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43178 + 43179.

It is an arithmetic number, because the mean of its divisors is an integer number (43179).

2⁸⁶³⁵⁷ is an apocalyptic number.

It is an amenable number.

86357 is a deficient number, since it is larger than the sum of its proper divisors (1).

86357 is an equidigital number, since it uses as much as digits as its factorization.

86357 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 29.

The square root of 86357 is about 293.8656155456. The cubic root of 86357 is about 44.2010428151.

The spelling of 86357 in words is "eighty-six thousand, three hundred fifty-seven".