860364720 has 160 divisors (see below), whose sum is σ = 2999808000. Its totient is φ = 226619136.

The previous prime is 860364719. The next prime is 860364733. The reversal of 860364720 is 27463068.

860364720 is a `hidden beast` number, since 8 + 6 + 0 + 3 + 647 + 2 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 176881 + ... + 181679.

It is an arithmetic number, because the mean of its divisors is an integer number (18748800).

Almost surely, 2^860364720 is an apocalyptic number.

860364720 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 860364720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1499904000).

860364720 is an abundant number, since it is smaller than the sum of its proper divisors (2139443280).

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

860364720 is a wasteful number, since it uses less digits than its factorization.

860364720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4904 (or 4892 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 860364720 is about 29331.9743624598. The cubic root of 860364720 is about 951.1029553475.

The spelling of 860364720 in words is "eight hundred sixty million, three hundred sixty-four thousand, seven hundred twenty".