860680444 has 24 divisors (see below), whose sum is σ = 1677987360. Its totient is φ = 383538624.

The previous prime is 860680427. The next prime is 860680451. The reversal of 860680444 is 444086068.

It is a junction number, because it is equal to n+sod(n) for n = 860680397 and 860680406.

It is a congruent number.

It is an unprimeable number.

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, 283864 + ... + 286879.

It is an arithmetic number, because the mean of its divisors is an integer number (69916140).

Almost surely, 2^860680444 is an apocalyptic number.

It is an amenable number.

860680444 is a deficient number, since it is larger than the sum of its proper divisors (817306916).

860680444 is a wasteful number, since it uses less digits than its factorization.

860680444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570789 (or 570787 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 40.

The square root of 860680444 is about 29337.3557772339. The cubic root of 860680444 is about 951.2192817141.

The spelling of 860680444 in words is "eight hundred sixty million, six hundred eighty thousand, four hundred forty-four".