345000212 has 12 divisors (see below), whose sum is σ = 604029300. Its totient is φ = 172420416.

The previous prime is 345000197. The next prime is 345000217. The reversal of 345000212 is 212000543.

It can be written as a sum of positive squares in 2 ways, for example, as 130553476 + 214446736 = 11426^2 + 14644^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345000217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9587 + ... + 27962.

It is an arithmetic number, because the mean of its divisors is an integer number (50335775).

Almost surely, 2^345000212 is an apocalyptic number.

It is an amenable number.

345000212 is a deficient number, since it is larger than the sum of its proper divisors (259029088).

345000212 is a wasteful number, since it uses less digits than its factorization.

345000212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39850 (or 39848 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 345000212 is about 18574.1813278540. The cubic root of 345000212 is about 701.3580520097.

Adding to 345000212 its reverse (212000543), we get a palindrome (557000755).

The spelling of 345000212 in words is "three hundred forty-five million, two hundred twelve", and thus it is an aban number.