86355986 has 8 divisors (see below), whose sum is σ = 130523184. Its totient is φ = 42848260.

The previous prime is 86355979. The next prime is 86355989. The reversal of 86355986 is 68955368.

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

It is not an unprimeable number, because it can be changed into a prime (86355989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164540 + ... + 165063.

It is an arithmetic number, because the mean of its divisors is an integer number (16315398).

Almost surely, 2^86355986 is an apocalyptic number.

86355986 is a deficient number, since it is larger than the sum of its proper divisors (44167198).

86355986 is a wasteful number, since it uses less digits than its factorization.

86355986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329736.

The product of its digits is 1555200, while the sum is 50.

The square root of 86355986 is about 9292.7921530614. The cubic root of 86355986 is about 442.0086981219.

The spelling of 86355986 in words is "eighty-six million, three hundred fifty-five thousand, nine hundred eighty-six".