346105666 has 16 divisors (see below), whose sum is σ = 526708728. Its totient is φ = 170553600.

The previous prime is 346105651. The next prime is 346105673. The reversal of 346105666 is 666501643.

It can be written as a sum of positive squares in 4 ways, for example, as 142444225 + 203661441 = 11935^2 + 14271^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36676 + ... + 45136.

Almost surely, 2^346105666 is an apocalyptic number.

346105666 is a deficient number, since it is larger than the sum of its proper divisors (180603062).

346105666 is a wasteful number, since it uses less digits than its factorization.

346105666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8757.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 346105666 is about 18603.9153405943. The cubic root of 346105666 is about 702.1063534236.

The spelling of 346105666 in words is "three hundred forty-six million, one hundred five thousand, six hundred sixty-six".