86650986 has 16 divisors (see below), whose sum is σ = 176989824. Its totient is φ = 28269024.

The previous prime is 86650979. The next prime is 86650987. The reversal of 86650986 is 68905668.

It is not an unprimeable number, because it can be changed into a prime (86650987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153355 + ... + 153918.

It is an arithmetic number, because the mean of its divisors is an integer number (11061864).

Almost surely, 2^86650986 is an apocalyptic number.

86650986 is an abundant number, since it is smaller than the sum of its proper divisors (90338838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86650986 is a wasteful number, since it uses less digits than its factorization.

86650986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307325.

The product of its (nonzero) digits is 622080, while the sum is 48.

The square root of 86650986 is about 9308.6511375172. The cubic root of 86650986 is about 442.5114402226.

The spelling of 86650986 in words is "eighty-six million, six hundred fifty thousand, nine hundred eighty-six".