334740561 has 8 divisors (see below), whose sum is σ = 448814880. Its totient is φ = 221913312.

The previous prime is 334740559. The next prime is 334740587. The reversal of 334740561 is 165047433.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 334740561 - 2¹ = 334740559 is a prime.

It is a super-2 number, since 2×334740561² = 224102486357189442, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (334740061) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 311140 + ... + 312213.

It is an arithmetic number, because the mean of its divisors is an integer number (56101860).

Almost surely, 2^334740561 is an apocalyptic number.

It is an amenable number.

334740561 is a deficient number, since it is larger than the sum of its proper divisors (114074319).

334740561 is a wasteful number, since it uses less digits than its factorization.

334740561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623535.

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 334740561 is about 18295.9165116154. The cubic root of 334740561 is about 694.3356216740.

Adding to 334740561 its reverse (165047433), we get a palindrome (499787994).

The spelling of 334740561 in words is "three hundred thirty-four million, seven hundred forty thousand, five hundred sixty-one".