34206666 has 32 divisors (see below), whose sum is σ = 74934720. Its totient is φ = 10345344.

The previous prime is 34206637. The next prime is 34206673. The reversal of 34206666 is 66660243.

34206666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

34206666 is a modest number, since divided by 6666 gives 3420 as remainder.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 886 + ... + 8318.

It is an arithmetic number, because the mean of its divisors is an integer number (2341710).

Almost surely, 2^34206666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34206666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37467360).

34206666 is an abundant number, since it is smaller than the sum of its proper divisors (40728054).

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

34206666 is a wasteful number, since it uses less digits than its factorization.

34206666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7510.

The product of its (nonzero) digits is 31104, while the sum is 33.

The square root of 34206666 is about 5848.6465100910. The cubic root of 34206666 is about 324.6162444810.

The spelling of 34206666 in words is "thirty-four million, two hundred six thousand, six hundred sixty-six".