86431046 has 16 divisors (see below), whose sum is σ = 139941648. Its totient is φ = 39799200.

The previous prime is 86431027. The next prime is 86431061. The reversal of 86431046 is 64013468.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8381 + ... + 15591.

It is an arithmetic number, because the mean of its divisors is an integer number (8746353).

Almost surely, 2^86431046 is an apocalyptic number.

86431046 is a deficient number, since it is larger than the sum of its proper divisors (53510602).

86431046 is a wasteful number, since it uses less digits than its factorization.

86431046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7687.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 86431046 is about 9296.8298898065. The cubic root of 86431046 is about 442.1367246263.

The spelling of 86431046 in words is "eighty-six million, four hundred thirty-one thousand, forty-six".