86849167 has 2 divisors, whose sum is σ = 86849168. Its totient is φ = 86849166.

The previous prime is 86849131. The next prime is 86849183. The reversal of 86849167 is 76194868.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86849167 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86849167.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86846167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43424583 + 43424584.

It is an arithmetic number, because the mean of its divisors is an integer number (43424584).

Almost surely, 2^86849167 is an apocalyptic number.

86849167 is a deficient number, since it is larger than the sum of its proper divisors (1).

86849167 is an equidigital number, since it uses as much as digits as its factorization.

86849167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 580608, while the sum is 49.

The square root of 86849167 is about 9319.2900480670. The cubic root of 86849167 is about 442.8485419320.

The spelling of 86849167 in words is "eighty-six million, eight hundred forty-nine thousand, one hundred sixty-seven".