334649065 has 4 divisors (see below), whose sum is σ = 401578884. Its totient is φ = 267719248.

The previous prime is 334649047. The next prime is 334649087. The reversal of 334649065 is 560946433.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 560946433 = 17 ⋅32996849.

It can be written as a sum of positive squares in 2 ways, for example, as 138956944 + 195692121 = 11788^2 + 13989^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-334649065 is a prime.

It is a super-2 number, since 2×334649065² = 223979993410748450, which contains 22 as substring.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 33464902 + ... + 33464911.

It is an arithmetic number, because the mean of its divisors is an integer number (100394721).

Almost surely, 2^334649065 is an apocalyptic number.

It is an amenable number.

334649065 is a deficient number, since it is larger than the sum of its proper divisors (66929819).

334649065 is an equidigital number, since it uses as much as digits as its factorization.

334649065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66929818.

The product of its (nonzero) digits is 233280, while the sum is 40.

The square root of 334649065 is about 18293.4158920635. The cubic root of 334649065 is about 694.2723540487.

The spelling of 334649065 in words is "three hundred thirty-four million, six hundred forty-nine thousand, sixty-five".