86959673 has 2 divisors, whose sum is σ = 86959674. Its totient is φ = 86959672.

The previous prime is 86959669. The next prime is 86959693. The reversal of 86959673 is 37695968.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72114064 + 14845609 = 8492^2 + 3853^2 .

It is a cyclic number.

It is not a de Polignac number, because 86959673 - 2² = 86959669 is a prime.

It is not a weakly prime, because it can be changed into another prime (86959633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43479836 + 43479837.

It is an arithmetic number, because the mean of its divisors is an integer number (43479837).

Almost surely, 2^86959673 is an apocalyptic number.

It is an amenable number.

86959673 is a deficient number, since it is larger than the sum of its proper divisors (1).

86959673 is an equidigital number, since it uses as much as digits as its factorization.

86959673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2449440, while the sum is 53.

The square root of 86959673 is about 9325.2170484123. The cubic root of 86959673 is about 443.0362876583.

The spelling of 86959673 in words is "eighty-six million, nine hundred fifty-nine thousand, six hundred seventy-three".