334020321 has 8 divisors (see below), whose sum is σ = 494844960. Its totient is φ = 222680196.

The previous prime is 334020307. The next prime is 334020341. The reversal of 334020321 is 123020433.

334020321 is a `hidden beast` number, since 3 + 340 + 2 + 0 + 321 = 666.

It is not a de Polignac number, because 334020321 - 2⁹ = 334019809 is a prime.

It is a super-2 number, since 2×334020321² = 223139149681886082, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 334020294 and 334020303.

It is not an unprimeable number, because it can be changed into a prime (334020341) 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, 6185535 + ... + 6185588.

It is an arithmetic number, because the mean of its divisors is an integer number (61855620).

Almost surely, 2^334020321 is an apocalyptic number.

It is an amenable number.

334020321 is a deficient number, since it is larger than the sum of its proper divisors (160824639).

334020321 is a wasteful number, since it uses less digits than its factorization.

334020321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12371132 (or 12371126 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 334020321 is about 18276.2228318655. Note that the first 3 decimals coincide. The cubic root of 334020321 is about 693.8372781355.

Adding to 334020321 its reverse (123020433), we get a palindrome (457040754).

The spelling of 334020321 in words is "three hundred thirty-four million, twenty thousand, three hundred twenty-one".