349252306 has 8 divisors (see below), whose sum is σ = 564176844. Its totient is φ = 161193360.

The previous prime is 349252303. The next prime is 349252331. The reversal of 349252306 is 603252943.

349252306 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 251064025 + 98188281 = 15845^2 + 9909^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (349252303) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6716365 + ... + 6716416.

Almost surely, 2^349252306 is an apocalyptic number.

349252306 is a deficient number, since it is larger than the sum of its proper divisors (214924538).

349252306 is a wasteful number, since it uses less digits than its factorization.

349252306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13432796.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 349252306 is about 18688.2932875102. The cubic root of 349252306 is about 704.2276846735.

The spelling of 349252306 in words is "three hundred forty-nine million, two hundred fifty-two thousand, three hundred six".