864080723 has 12 divisors (see below), whose sum is σ = 982529520. Its totient is φ = 758437680.

The previous prime is 864080719. The next prime is 864080731. The reversal of 864080723 is 327080468.

It is not a de Polignac number, because 864080723 - 2² = 864080719 is a prime.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (864083723) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 119615 + ... + 126632.

It is an arithmetic number, because the mean of its divisors is an integer number (81877460).

Almost surely, 2^864080723 is an apocalyptic number.

864080723 is a deficient number, since it is larger than the sum of its proper divisors (118448797).

864080723 is a wasteful number, since it uses less digits than its factorization.

864080723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246298 (or 246287 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 864080723 is about 29395.2500074417. The cubic root of 864080723 is about 952.4702922422.

The spelling of 864080723 in words is "eight hundred sixty-four million, eighty thousand, seven hundred twenty-three".