860789952 has 168 divisors, whose sum is σ = 2719791360. Its totient is φ = 258117120.

The previous prime is 860789947. The next prime is 860789987. The reversal of 860789952 is 259987068.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 651949 + ... + 653267.

Almost surely, 2^860789952 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 860789952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1359895680).

860789952 is an abundant number, since it is smaller than the sum of its proper divisors (1859001408).

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

860789952 is a wasteful number, since it uses less digits than its factorization.

860789952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1451 (or 1438 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 54.

The square root of 860789952 is about 29339.2220755766. Note that the first 3 decimals coincide. The cubic root of 860789952 is about 951.2596225492.

The spelling of 860789952 in words is "eight hundred sixty million, seven hundred eighty-nine thousand, nine hundred fifty-two".