345336212 has 24 divisors (see below), whose sum is σ = 651709800. Its totient is φ = 159169536.

The previous prime is 345336203. The next prime is 345336221. The reversal of 345336212 is 212633543.

It is an interprime number because it is at equal distance from previous prime (345336203) and next prime (345336221).

It can be written as a sum of positive squares in 4 ways, for example, as 8099716 + 337236496 = 2846^2 + 18364^2 .

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 37964 + ... + 46172.

It is an arithmetic number, because the mean of its divisors is an integer number (27154575).

Almost surely, 2^345336212 is an apocalyptic number.

It is an amenable number.

345336212 is a deficient number, since it is larger than the sum of its proper divisors (306373588).

345336212 is a wasteful number, since it uses less digits than its factorization.

345336212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9035 (or 9033 counting only the distinct ones).

The product of its digits is 12960, while the sum is 29.

The square root of 345336212 is about 18583.2239398873. The cubic root of 345336212 is about 701.5856652457.

Adding to 345336212 its reverse (212633543), we get a palindrome (557969755).

The spelling of 345336212 in words is "three hundred forty-five million, three hundred thirty-six thousand, two hundred twelve".