860009244 has 24 divisors (see below), whose sum is σ = 2007479040. Its totient is φ = 286556784.

The previous prime is 860009221. The next prime is 860009251. The reversal of 860009244 is 442900068.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21117 + ... + 46539.

It is an arithmetic number, because the mean of its divisors is an integer number (83644960).

Almost surely, 2^860009244 is an apocalyptic number.

It is an amenable number.

860009244 is an abundant number, since it is smaller than the sum of its proper divisors (1147469796).

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

860009244 is a wasteful number, since it uses less digits than its factorization.

860009244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28249 (or 28247 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 860009244 is about 29325.9142056987. The cubic root of 860009244 is about 950.9719485623.

The spelling of 860009244 in words is "eight hundred sixty million, nine thousand, two hundred forty-four".