860560128 has 216 divisors, whose sum is σ = 2663152128. Its totient is φ = 266305536.

The previous prime is 860560121. The next prime is 860560153. The reversal of 860560128 is 821065068.

It is a happy number.

860560128 is a `hidden beast` number, since 86 + 0 + 560 + 12 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 860560092 and 860560101.

It is not an unprimeable number, because it can be changed into a prime (860560121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4974250 + ... + 4974422.

It is an arithmetic number, because the mean of its divisors is an integer number (12329408).

Almost surely, 2^860560128 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 860560128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1331576064).

860560128 is an abundant number, since it is smaller than the sum of its proper divisors (1802592000).

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

860560128 is a wasteful number, since it uses less digits than its factorization.

860560128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339 (or 322 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 860560128 is about 29335.3051458477. The cubic root of 860560128 is about 951.1749554552.

The spelling of 860560128 in words is "eight hundred sixty million, five hundred sixty thousand, one hundred twenty-eight".