334331689 has 2 divisors, whose sum is σ = 334331690. Its totient is φ = 334331688.

The previous prime is 334331663. The next prime is 334331759. The reversal of 334331689 is 986133433.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 261792400 + 72539289 = 16180^2 + 8517^2 .

It is a cyclic number.

It is not a de Polignac number, because 334331689 - 2⁹ = 334331177 is a prime.

It is a super-2 number, since 2×334331689² = 223555356539185442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (334331629) 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, 167165844 + 167165845.

It is an arithmetic number, because the mean of its divisors is an integer number (167165845).

Almost surely, 2^334331689 is an apocalyptic number.

It is an amenable number.

334331689 is a deficient number, since it is larger than the sum of its proper divisors (1).

334331689 is an equidigital number, since it uses as much as digits as its factorization.

334331689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 40.

The square root of 334331689 is about 18284.7392379547. The cubic root of 334331689 is about 694.0528055726.

The spelling of 334331689 in words is "three hundred thirty-four million, three hundred thirty-one thousand, six hundred eighty-nine".