334000661 has 2 divisors, whose sum is σ = 334000662. Its totient is φ = 334000660.

The previous prime is 334000621. The next prime is 334000669. The reversal of 334000661 is 166000433.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 286252561 + 47748100 = 16919^2 + 6910^2 .

It is an emirp because it is prime and its reverse (166000433) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 334000661 - 2²⁶ = 266891797 is a prime.

It is a super-2 number, since 2×334000661² = 223112883096873842, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (334000669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167000330 + 167000331.

It is an arithmetic number, because the mean of its divisors is an integer number (167000331).

Almost surely, 2^334000661 is an apocalyptic number.

It is an amenable number.

334000661 is a deficient number, since it is larger than the sum of its proper divisors (1).

334000661 is an equidigital number, since it uses as much as digits as its factorization.

334000661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 334000661 is about 18275.6849666435. The cubic root of 334000661 is about 693.8236650830.

The spelling of 334000661 in words is "three hundred thirty-four million, six hundred sixty-one", and thus it is an aban number.