86242293 has 8 divisors (see below), whose sum is σ = 127766400. Its totient is φ = 57494844.

The previous prime is 86242283. The next prime is 86242319. The reversal of 86242293 is 39224268.

86242293 is a `hidden beast` number, since 8 + 624 + 2 + 29 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-86242293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86242283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1597053 + ... + 1597106.

It is an arithmetic number, because the mean of its divisors is an integer number (15970800).

Almost surely, 2^86242293 is an apocalyptic number.

It is an amenable number.

86242293 is a deficient number, since it is larger than the sum of its proper divisors (41524107).

86242293 is a wasteful number, since it uses less digits than its factorization.

86242293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3194168 (or 3194162 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 86242293 is about 9286.6728703018. The cubic root of 86242293 is about 441.8146356632.

The spelling of 86242293 in words is "eighty-six million, two hundred forty-two thousand, two hundred ninety-three".