860319956 has 12 divisors (see below), whose sum is σ = 1533967092. Its totient is φ = 422043648.

The previous prime is 860319953. The next prime is 860319973. The reversal of 860319956 is 659913068.

860319956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 242300356 + 618019600 = 15566^2 + 24860^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 860319956.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (860319953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2028845 + ... + 2029268.

It is an arithmetic number, because the mean of its divisors is an integer number (127830591).

Almost surely, 2^860319956 is an apocalyptic number.

It is an amenable number.

860319956 is a deficient number, since it is larger than the sum of its proper divisors (673647136).

860319956 is a wasteful number, since it uses less digits than its factorization.

860319956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4058170 (or 4058168 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 47.

The square root of 860319956 is about 29331.2112944556. The cubic root of 860319956 is about 951.0864600519.

The spelling of 860319956 in words is "eight hundred sixty million, three hundred nineteen thousand, nine hundred fifty-six".