86934293 has 2 divisors, whose sum is σ = 86934294. Its totient is φ = 86934292.

The previous prime is 86934271. The next prime is 86934301. The reversal of 86934293 is 39243968.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80694289 + 6240004 = 8983^2 + 2498^2 .

It is a cyclic number.

It is not a de Polignac number, because 86934293 - 2⁶ = 86934229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86934203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43467146 + 43467147.

It is an arithmetic number, because the mean of its divisors is an integer number (43467147).

Almost surely, 2^86934293 is an apocalyptic number.

It is an amenable number.

86934293 is a deficient number, since it is larger than the sum of its proper divisors (1).

86934293 is an equidigital number, since it uses as much as digits as its factorization.

86934293 is an evil number, because the sum of its binary digits is even.

The product of its digits is 279936, while the sum is 44.

The square root of 86934293 is about 9323.8561228711. The cubic root of 86934293 is about 442.9931820259.

The spelling of 86934293 in words is "eighty-six million, nine hundred thirty-four thousand, two hundred ninety-three".