866867368 has 8 divisors (see below), whose sum is σ = 1625376330. Its totient is φ = 433433680.

The previous prime is 866867347. The next prime is 866867377. The reversal of 866867368 is 863768668.

866867368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 792872964 + 73994404 = 28158^2 + 8602^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54179203 + ... + 54179218.

Almost surely, 2^866867368 is an apocalyptic number.

It is an amenable number.

866867368 is a deficient number, since it is larger than the sum of its proper divisors (758508962).

866867368 is a wasteful number, since it uses less digits than its factorization.

866867368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108358427 (or 108358423 counting only the distinct ones).

The product of its digits is 13934592, while the sum is 58.

The square root of 866867368 is about 29442.6114330913. The cubic root of 866867368 is about 953.4930934545.

The spelling of 866867368 in words is "eight hundred sixty-six million, eight hundred sixty-seven thousand, three hundred sixty-eight".