86471329 has 32 divisors (see below), whose sum is σ = 107251200. Its totient is φ = 69543936.

The previous prime is 86471327. The next prime is 86471351. The reversal of 86471329 is 92317468.

It is not a de Polignac number, because 86471329 - 2¹ = 86471327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86471291 and 86471300.

It is not an unprimeable number, because it can be changed into a prime (86471327) 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 31 ways as a sum of consecutive naturals, for example, 765177 + ... + 765289.

It is an arithmetic number, because the mean of its divisors is an integer number (3351600).

Almost surely, 2^86471329 is an apocalyptic number.

It is an amenable number.

86471329 is a deficient number, since it is larger than the sum of its proper divisors (20779871).

86471329 is a wasteful number, since it uses less digits than its factorization.

86471329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254 (or 240 counting only the distinct ones).

The product of its digits is 72576, while the sum is 40.

The square root of 86471329 is about 9298.9961286152. The cubic root of 86471329 is about 442.2054029860.

The spelling of 86471329 in words is "eighty-six million, four hundred seventy-one thousand, three hundred twenty-nine".