86826193 has 2 divisors, whose sum is σ = 86826194. Its totient is φ = 86826192.

The previous prime is 86826169. The next prime is 86826199. The reversal of 86826193 is 39162868.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75047569 + 11778624 = 8663^2 + 3432^2 .

It is a cyclic number.

It is not a de Polignac number, because 86826193 - 2²¹ = 84729041 is a prime.

It is not a weakly prime, because it can be changed into another prime (86826199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43413096 + 43413097.

It is an arithmetic number, because the mean of its divisors is an integer number (43413097).

Almost surely, 2^86826193 is an apocalyptic number.

It is an amenable number.

86826193 is a deficient number, since it is larger than the sum of its proper divisors (1).

86826193 is an equidigital number, since it uses as much as digits as its factorization.

86826193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 43.

The square root of 86826193 is about 9318.0573619183. The cubic root of 86826193 is about 442.8094899372.

The spelling of 86826193 in words is "eighty-six million, eight hundred twenty-six thousand, one hundred ninety-three".