864688002 has 16 divisors (see below), whose sum is σ = 1776116352. Its totient is φ = 280439280.

The previous prime is 864687979. The next prime is 864688031. The reversal of 864688002 is 200886468.

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, 1947274 + ... + 1947717.

It is an arithmetic number, because the mean of its divisors is an integer number (111007272).

Almost surely, 2^864688002 is an apocalyptic number.

864688002 is an abundant number, since it is smaller than the sum of its proper divisors (911428350).

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

864688002 is a wasteful number, since it uses less digits than its factorization.

864688002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3895033.

The product of its (nonzero) digits is 147456, while the sum is 42.

The square root of 864688002 is about 29405.5777362051. The cubic root of 864688002 is about 952.6933731573.

The spelling of 864688002 in words is "eight hundred sixty-four million, six hundred eighty-eight thousand, two".