334228813 has 2 divisors, whose sum is σ = 334228814. Its totient is φ = 334228812.

The previous prime is 334228673. The next prime is 334228819. The reversal of 334228813 is 318822433.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 326814084 + 7414729 = 18078^2 + 2723^2 .

It is a cyclic number.

It is not a de Polignac number, because 334228813 - 2¹⁷ = 334097741 is a prime.

It is a super-2 number, since 2×334228813² = 223417798878777938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (334228819) by changing a digit.

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 as a sum of consecutive naturals, namely, 167114406 + 167114407.

It is an arithmetic number, because the mean of its divisors is an integer number (167114407).

Almost surely, 2^334228813 is an apocalyptic number.

It is an amenable number.

334228813 is a deficient number, since it is larger than the sum of its proper divisors (1).

334228813 is an equidigital number, since it uses as much as digits as its factorization.

334228813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 34.

The square root of 334228813 is about 18281.9258558829. The cubic root of 334228813 is about 693.9816101066.

The spelling of 334228813 in words is "three hundred thirty-four million, two hundred twenty-eight thousand, eight hundred thirteen".