866531060 has 24 divisors (see below), whose sum is σ = 1820448000. Its totient is φ = 346472864.

The previous prime is 866531059. The next prime is 866531093. The reversal of 866531060 is 60135668.

It is a self number, because there is not a number n which added to its sum of digits gives 866531060.

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, 52757 + ... + 67203.

It is an arithmetic number, because the mean of its divisors is an integer number (75852000).

Almost surely, 2^866531060 is an apocalyptic number.

It is an amenable number.

866531060 is an abundant number, since it is smaller than the sum of its proper divisors (953916940).

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

866531060 is a wasteful number, since it uses less digits than its factorization.

866531060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17455 (or 17453 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 866531060 is about 29436.8996329437. The cubic root of 866531060 is about 953.3697724619.

The spelling of 866531060 in words is "eight hundred sixty-six million, five hundred thirty-one thousand, sixty".