870085066 has 8 divisors (see below), whose sum is σ = 1309944384. Its totient is φ = 433436940.

The previous prime is 870085063. The next prime is 870085079. The reversal of 870085066 is 660580078.

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 (870085061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 802120 + ... + 803203.

It is an arithmetic number, because the mean of its divisors is an integer number (163743048).

Almost surely, 2^870085066 is an apocalyptic number.

870085066 is a deficient number, since it is larger than the sum of its proper divisors (439859318).

870085066 is a wasteful number, since it uses less digits than its factorization.

870085066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1605596.

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 870085066 is about 29497.2043760082. The cubic root of 870085066 is about 954.6713838796.

The spelling of 870085066 in words is "eight hundred seventy million, eighty-five thousand, sixty-six".