86273198 has 32 divisors (see below), whose sum is σ = 150115680. Its totient is φ = 36751360.

The previous prime is 86273191. The next prime is 86273203. The reversal of 86273198 is 89137268.

It is a super-5 number, since 5×86273198⁵ (a number of 41 digits) contains 55555 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86273191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145190 + ... + 145782.

It is an arithmetic number, because the mean of its divisors is an integer number (4691115).

Almost surely, 2^86273198 is an apocalyptic number.

86273198 is a deficient number, since it is larger than the sum of its proper divisors (63842482).

86273198 is a wasteful number, since it uses less digits than its factorization.

86273198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012.

The product of its digits is 145152, while the sum is 44.

The square root of 86273198 is about 9288.3366648717. The cubic root of 86273198 is about 441.8674042456.

The spelling of 86273198 in words is "eighty-six million, two hundred seventy-three thousand, one hundred ninety-eight".