860863376 has 40 divisors (see below), whose sum is σ = 1734557880. Its totient is φ = 413392896.

The previous prime is 860863373. The next prime is 860863387. The reversal of 860863376 is 673368068.

It can be written as a sum of positive squares in 4 ways, for example, as 300120976 + 560742400 = 17324^2 + 23680^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 860863376.

It is not an unprimeable number, because it can be changed into a prime (860863373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84746 + ... + 94358.

It is an arithmetic number, because the mean of its divisors is an integer number (43363947).

Almost surely, 2^860863376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 860863376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (867278940).

860863376 is an abundant number, since it is smaller than the sum of its proper divisors (873694504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

860863376 is a wasteful number, since it uses less digits than its factorization.

860863376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9843 (or 9837 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 47.

The square root of 860863376 is about 29340.4733431484. The cubic root of 860863376 is about 951.2866687527.

The spelling of 860863376 in words is "eight hundred sixty million, eight hundred sixty-three thousand, three hundred seventy-six".