334216340 has 24 divisors (see below), whose sum is σ = 704928840. Its totient is φ = 133100928.

The previous prime is 334216331. The next prime is 334216361. The reversal of 334216340 is 43612433.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 83247376 + 250968964 = 9124^2 + 15842^2 .

It is a super-2 number, since 2×334216340² = 223401123845991200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31907 + ... + 41066.

It is an arithmetic number, because the mean of its divisors is an integer number (29372035).

Almost surely, 2^334216340 is an apocalyptic number.

It is an amenable number.

334216340 is an abundant number, since it is smaller than the sum of its proper divisors (370712500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

334216340 is a wasteful number, since it uses less digits than its factorization.

334216340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73211 (or 73209 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 334216340 is about 18281.5847234314. The cubic root of 334216340 is about 693.9729771582.

Adding to 334216340 its reverse (43612433), we get a palindrome (377828773).

The spelling of 334216340 in words is "three hundred thirty-four million, two hundred sixteen thousand, three hundred forty".