344604666 has 32 divisors (see below), whose sum is σ = 805989888. Its totient is φ = 96168240.

The previous prime is 344604661. The next prime is 344604679. The reversal of 344604666 is 666406443.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (344604661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93600 + ... + 97211.

It is an arithmetic number, because the mean of its divisors is an integer number (25187184).

Almost surely, 2^344604666 is an apocalyptic number.

344604666 is an abundant number, since it is smaller than the sum of its proper divisors (461385222).

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

344604666 is a wasteful number, since it uses less digits than its factorization.

344604666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190866.

The product of its (nonzero) digits is 248832, while the sum is 39.

The square root of 344604666 is about 18563.5305370503. The cubic root of 344604666 is about 701.0899116325.

The spelling of 344604666 in words is "three hundred forty-four million, six hundred four thousand, six hundred sixty-six".