86533197 has 8 divisors (see below), whose sum is σ = 117269280. Its totient is φ = 56742960.

The previous prime is 86533177. The next prime is 86533207. The reversal of 86533197 is 79133568.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 86533197 - 2⁶ = 86533133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86533127) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 236247 + ... + 236612.

It is an arithmetic number, because the mean of its divisors is an integer number (14658660).

Almost surely, 2^86533197 is an apocalyptic number.

It is an amenable number.

86533197 is a deficient number, since it is larger than the sum of its proper divisors (30736083).

86533197 is a wasteful number, since it uses less digits than its factorization.

86533197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472923.

The product of its digits is 136080, while the sum is 42.

The square root of 86533197 is about 9302.3221294470. The cubic root of 86533197 is about 442.3108400214.

The spelling of 86533197 in words is "eighty-six million, five hundred thirty-three thousand, one hundred ninety-seven".