343213204 has 24 divisors (see below), whose sum is σ = 636529320. Its totient is φ = 161366016.

The previous prime is 343213193. The next prime is 343213253. The reversal of 343213204 is 402312343.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 31337604 + 311875600 = 5598^2 + 17660^2 .

It is a congruent number.

It is an unprimeable number.

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, 126292 + ... + 128980.

It is an arithmetic number, because the mean of its divisors is an integer number (26522055).

Almost surely, 2^343213204 is an apocalyptic number.

343213204 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

343213204 is a deficient number, since it is larger than the sum of its proper divisors (293316116).

343213204 is a wasteful number, since it uses less digits than its factorization.

343213204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4587 (or 4585 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 343213204 is about 18526.0142502374. The cubic root of 343213204 is about 700.1450066941.

Adding to 343213204 its reverse (402312343), we get a palindrome (745525547).

The spelling of 343213204 in words is "three hundred forty-three million, two hundred thirteen thousand, two hundred four".