86198365 has 16 divisors (see below), whose sum is σ = 117749376. Its totient is φ = 59963200.

The previous prime is 86198341. The next prime is 86198377. The reversal of 86198365 is 56389168.

It is not a de Polignac number, because 86198365 - 2²³ = 77809757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32806 + ... + 35335.

It is an arithmetic number, because the mean of its divisors is an integer number (7359336).

Almost surely, 2^86198365 is an apocalyptic number.

It is an amenable number.

86198365 is a deficient number, since it is larger than the sum of its proper divisors (31551011).

86198365 is a wasteful number, since it uses less digits than its factorization.

86198365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68180.

The product of its digits is 311040, while the sum is 46.

The square root of 86198365 is about 9284.3074593639. The cubic root of 86198365 is about 441.7396093284.

The spelling of 86198365 in words is "eighty-six million, one hundred ninety-eight thousand, three hundred sixty-five".