864767716 has 24 divisors (see below), whose sum is σ = 1543510080. Its totient is φ = 423782112.

The previous prime is 864767693. The next prime is 864767719. The reversal of 864767716 is 617767468.

It is not an unprimeable number, because it can be changed into a prime (864767719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305355 + ... + 308173.

It is an arithmetic number, because the mean of its divisors is an integer number (64312920).

Almost surely, 2^864767716 is an apocalyptic number.

It is an amenable number.

864767716 is a deficient number, since it is larger than the sum of its proper divisors (678742364).

864767716 is a wasteful number, since it uses less digits than its factorization.

864767716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4323 (or 4321 counting only the distinct ones).

The product of its digits is 2370816, while the sum is 52.

The square root of 864767716 is about 29406.9331280907. The cubic root of 864767716 is about 952.7226479423.

The spelling of 864767716 in words is "eight hundred sixty-four million, seven hundred sixty-seven thousand, seven hundred sixteen".