866706074 has 16 divisors (see below), whose sum is σ = 1404044712. Its totient is φ = 398880768.

The previous prime is 866706073. The next prime is 866706083. The reversal of 866706074 is 470607668.

866706074 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 4 ways, for example, as 484308049 + 382398025 = 22007^2 + 19555^2 .

It is not an unprimeable number, because it can be changed into a prime (866706073) 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, 38039 + ... + 56394.

Almost surely, 2^866706074 is an apocalyptic number.

866706074 is a deficient number, since it is larger than the sum of its proper divisors (537338638).

866706074 is a wasteful number, since it uses less digits than its factorization.

866706074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94801.

The product of its (nonzero) digits is 338688, while the sum is 44.

The square root of 866706074 is about 29439.8721804290. The cubic root of 866706074 is about 953.4339524370.

The spelling of 866706074 in words is "eight hundred sixty-six million, seven hundred six thousand, seventy-four".