344346066 has 56 divisors (see below), whose sum is σ = 787746960. Its totient is φ = 112808376.

The previous prime is 344346053. The next prime is 344346083. The reversal of 344346066 is 660643443.

344346066 is a `hidden beast` number, since 3 + 4 + 43 + 4 + 606 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 344346066.

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 27 ways as a sum of consecutive naturals, for example, 84021 + ... + 88023.

It is an arithmetic number, because the mean of its divisors is an integer number (14066910).

Almost surely, 2^344346066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 344346066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (393873480).

344346066 is an abundant number, since it is smaller than the sum of its proper divisors (443400894).

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

344346066 is an equidigital number, since it uses as much as digits as its factorization.

344346066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4082 (or 4067 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

The square root of 344346066 is about 18556.5639599577. The cubic root of 344346066 is about 700.9144959179.

The spelling of 344346066 in words is "three hundred forty-four million, three hundred forty-six thousand, sixty-six".