860779328 has 14 divisors (see below), whose sum is σ = 1708109106. Its totient is φ = 430389632.

The previous prime is 860779327. The next prime is 860779349. The reversal of 860779328 is 823977068.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 450797824 + 409981504 = 21232^2 + 20248^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (860779321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6724775 + ... + 6724902.

Almost surely, 2^860779328 is an apocalyptic number.

It is an amenable number.

860779328 is a deficient number, since it is larger than the sum of its proper divisors (847329778).

860779328 is a wasteful number, since it uses less digits than its factorization.

860779328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13449689 (or 13449679 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 50.

The square root of 860779328 is about 29339.0410204560. The cubic root of 860779328 is about 951.2557090029.

The spelling of 860779328 in words is "eight hundred sixty million, seven hundred seventy-nine thousand, three hundred twenty-eight".