86447808 has 42 divisors (see below), whose sum is σ = 247788684. Its totient is φ = 28815744.

The previous prime is 86447773. The next prime is 86447813. The reversal of 86447808 is 80874468.

It is a zygodrome in base 11.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 74466 + ... + 75617.

Almost surely, 2^86447808 is an apocalyptic number.

It is an amenable number.

86447808 is an abundant number, since it is smaller than the sum of its proper divisors (161340876).

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

86447808 is a wasteful number, since it uses less digits than its factorization.

86447808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150101 (or 150088 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 45.

The square root of 86447808 is about 9297.7313361916. The cubic root of 86447808 is about 442.1653046991.

The spelling of 86447808 in words is "eighty-six million, four hundred forty-seven thousand, eight hundred eight".