86432312 has 8 divisors (see below), whose sum is σ = 162060600. Its totient is φ = 43216152.

The previous prime is 86432257. The next prime is 86432317. The reversal of 86432312 is 21323468.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86432317) 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 as a sum of consecutive naturals, namely, 5402012 + ... + 5402027.

It is an arithmetic number, because the mean of its divisors is an integer number (20257575).

Almost surely, 2^86432312 is an apocalyptic number.

It is an amenable number.

86432312 is a deficient number, since it is larger than the sum of its proper divisors (75628288).

86432312 is a wasteful number, since it uses less digits than its factorization.

86432312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10804045 (or 10804041 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 86432312 is about 9296.8979772825. The cubic root of 86432312 is about 442.1388833505.

The spelling of 86432312 in words is "eighty-six million, four hundred thirty-two thousand, three hundred twelve".