860386864 has 40 divisors (see below), whose sum is σ = 1767596688. Its totient is φ = 404305920.

The previous prime is 860386853. The next prime is 860386907. The reversal of 860386864 is 468683068.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231259 + ... + 234949.

Almost surely, 2^860386864 is an apocalyptic number.

It is an amenable number.

860386864 is an abundant number, since it is smaller than the sum of its proper divisors (907209824).

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

860386864 is a wasteful number, since it uses less digits than its factorization.

860386864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4573 (or 4567 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 49.

The square root of 860386864 is about 29332.3518320642. The cubic root of 860386864 is about 951.1111150820. Note that the first 5 decimals are identical.

The spelling of 860386864 in words is "eight hundred sixty million, three hundred eighty-six thousand, eight hundred sixty-four".