864203894 has 8 divisors (see below), whose sum is σ = 1331341248. Its totient is φ = 420423480.

The previous prime is 864203869. The next prime is 864203917. The reversal of 864203894 is 498302468.

864203894 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5839142 + ... + 5839289.

It is an arithmetic number, because the mean of its divisors is an integer number (166417656).

Almost surely, 2^864203894 is an apocalyptic number.

864203894 is a deficient number, since it is larger than the sum of its proper divisors (467137354).

864203894 is a wasteful number, since it uses less digits than its factorization.

864203894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11678470.

The product of its (nonzero) digits is 331776, while the sum is 44.

The square root of 864203894 is about 29397.3450161745. The cubic root of 864203894 is about 952.5155469433.

The spelling of 864203894 in words is "eight hundred sixty-four million, two hundred three thousand, eight hundred ninety-four".