334320641 has 4 divisors (see below), whose sum is σ = 343356372. Its totient is φ = 325284912.

The previous prime is 334320631. The next prime is 334320643. The reversal of 334320641 is 146023433.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 146023433 = 73 ⋅2000321.

It can be written as a sum of positive squares in 2 ways, for example, as 141110641 + 193210000 = 11879^2 + 13900^2 .

It is a cyclic number.

It is not a de Polignac number, because 334320641 - 2¹⁸ = 334058497 is a prime.

It is a super-2 number, since 2×334320641² = 223540581997301762, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 334320641.

It is not an unprimeable number, because it can be changed into a prime (334320643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4517810 + ... + 4517883.

It is an arithmetic number, because the mean of its divisors is an integer number (85839093).

Almost surely, 2^334320641 is an apocalyptic number.

It is an amenable number.

334320641 is a deficient number, since it is larger than the sum of its proper divisors (9035731).

334320641 is an equidigital number, since it uses as much as digits as its factorization.

334320641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9035730.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 334320641 is about 18284.4371255995. The cubic root of 334320641 is about 694.0451604903.

The spelling of 334320641 in words is "three hundred thirty-four million, three hundred twenty thousand, six hundred forty-one".