343404214 has 16 divisors (see below), whose sum is σ = 565793280. Its totient is φ = 155592360.

The previous prime is 343404203. The next prime is 343404221. The reversal of 343404214 is 412404343.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195582 + ... + 197329.

It is an arithmetic number, because the mean of its divisors is an integer number (35362080).

Almost surely, 2^343404214 is an apocalyptic number.

343404214 is a deficient number, since it is larger than the sum of its proper divisors (222389066).

343404214 is a wasteful number, since it uses less digits than its factorization.

343404214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392955.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 343404214 is about 18531.1687165165. The cubic root of 343404214 is about 700.2748675644.

Adding to 343404214 its reverse (412404343), we get a palindrome (755808557).

The spelling of 343404214 in words is "three hundred forty-three million, four hundred four thousand, two hundred fourteen".