344568406 has 32 divisors (see below), whose sum is σ = 637378560. Its totient is φ = 136044576.

The previous prime is 344568397. The next prime is 344568431. The reversal of 344568406 is 604865443.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

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, 108915 + ... + 112033.

It is an arithmetic number, because the mean of its divisors is an integer number (19918080).

Almost surely, 2^344568406 is an apocalyptic number.

344568406 is a deficient number, since it is larger than the sum of its proper divisors (292810154).

344568406 is a wasteful number, since it uses less digits than its factorization.

344568406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3748.

The product of its (nonzero) digits is 276480, while the sum is 40.

The square root of 344568406 is about 18562.5538652417. The cubic root of 344568406 is about 701.0653207371.

The spelling of 344568406 in words is "three hundred forty-four million, five hundred sixty-eight thousand, four hundred six".