334066321 has 2 divisors, whose sum is σ = 334066322. Its totient is φ = 334066320.

The previous prime is 334066301. The next prime is 334066331. The reversal of 334066321 is 123660433.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 223921296 + 110145025 = 14964^2 + 10495^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-334066321 is a prime.

It is a super-2 number, since 2×334066321² = 223200613652950082, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 334066321.

It is not a weakly prime, because it can be changed into another prime (334066301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167033160 + 167033161.

It is an arithmetic number, because the mean of its divisors is an integer number (167033161).

Almost surely, 2^334066321 is an apocalyptic number.

It is an amenable number.

334066321 is a deficient number, since it is larger than the sum of its proper divisors (1).

334066321 is an equidigital number, since it uses as much as digits as its factorization.

334066321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 334066321 is about 18277.4812542648. The cubic root of 334066321 is about 693.8691275449.

The spelling of 334066321 in words is "three hundred thirty-four million, sixty-six thousand, three hundred twenty-one".