866800097 has 8 divisors (see below), whose sum is σ = 918540000. Its totient is φ = 815143744.

The previous prime is 866800069. The next prime is 866800117. The reversal of 866800097 is 790008668.

866800097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 866800097 - 2¹² = 866796001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (866800997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1154 + ... + 41652.

It is an arithmetic number, because the mean of its divisors is an integer number (114817500).

Almost surely, 2^866800097 is an apocalyptic number.

It is an amenable number.

866800097 is a deficient number, since it is larger than the sum of its proper divisors (51739903).

866800097 is a wasteful number, since it uses less digits than its factorization.

866800097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41775.

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 866800097 is about 29441.4690020726. The cubic root of 866800097 is about 953.4684283613.

The spelling of 866800097 in words is "eight hundred sixty-six million, eight hundred thousand, ninety-seven".