345344266 has 16 divisors (see below), whose sum is σ = 557964000. Its totient is φ = 159779088.

The previous prime is 345344261. The next prime is 345344269. The reversal of 345344266 is 662443543.

It is a happy number.

345344266 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (345344261) by changing a digit.

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, 104041 + ... + 107308.

It is an arithmetic number, because the mean of its divisors is an integer number (34872750).

Almost surely, 2^345344266 is an apocalyptic number.

345344266 is a deficient number, since it is larger than the sum of its proper divisors (212619734).

345344266 is a wasteful number, since it uses less digits than its factorization.

345344266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211413.

The product of its digits is 207360, while the sum is 37.

The square root of 345344266 is about 18583.4406394510. The cubic root of 345344266 is about 701.5911193769.

The spelling of 345344266 in words is "three hundred forty-five million, three hundred forty-four thousand, two hundred sixty-six".