86144198 has 16 divisors (see below), whose sum is σ = 151278624. Its totient is φ = 36018240.

The previous prime is 86144197. The next prime is 86144237. The reversal of 86144198 is 89144168.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86144197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74465 + ... + 75612.

It is an arithmetic number, because the mean of its divisors is an integer number (9454914).

Almost surely, 2^86144198 is an apocalyptic number.

86144198 is a deficient number, since it is larger than the sum of its proper divisors (65134426).

86144198 is a wasteful number, since it uses less digits than its factorization.

86144198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150127.

The product of its digits is 55296, while the sum is 41.

The square root of 86144198 is about 9281.3898743669. The cubic root of 86144198 is about 441.6470603060.

The spelling of 86144198 in words is "eighty-six million, one hundred forty-four thousand, one hundred ninety-eight".