86345258 has 4 divisors (see below), whose sum is σ = 129517890. Its totient is φ = 43172628.

The previous prime is 86345249. The next prime is 86345263. The reversal of 86345258 is 85254368.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 77387209 + 8958049 = 8797^2 + 2993^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21586313 + ... + 21586316.

Almost surely, 2^86345258 is an apocalyptic number.

86345258 is a deficient number, since it is larger than the sum of its proper divisors (43172632).

86345258 is a wasteful number, since it uses less digits than its factorization.

86345258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43172631.

The product of its digits is 230400, while the sum is 41.

The square root of 86345258 is about 9292.2149135715. The cubic root of 86345258 is about 441.9903937908.

The spelling of 86345258 in words is "eighty-six million, three hundred forty-five thousand, two hundred fifty-eight".