86481086 has 4 divisors (see below), whose sum is σ = 129721632. Its totient is φ = 43240542.

The previous prime is 86481077. The next prime is 86481089. The reversal of 86481086 is 68018468.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86481089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21620270 + ... + 21620273.

It is an arithmetic number, because the mean of its divisors is an integer number (32430408).

Almost surely, 2^86481086 is an apocalyptic number.

86481086 is a deficient number, since it is larger than the sum of its proper divisors (43240546).

86481086 is a wasteful number, since it uses less digits than its factorization.

86481086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43240545.

The product of its (nonzero) digits is 73728, while the sum is 41.

The square root of 86481086 is about 9299.5207403393. The cubic root of 86481086 is about 442.2220344557. Note that the first 3 decimals are identical.

The spelling of 86481086 in words is "eighty-six million, four hundred eighty-one thousand, eighty-six".