304340033 has 2 divisors, whose sum is σ = 304340034. Its totient is φ = 304340032.

The previous prime is 304340027. The next prime is 304340077. The reversal of 304340033 is 330043403.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 266603584 + 37736449 = 16328^2 + 6143^2 .

It is a cyclic number.

It is not a de Polignac number, because 304340033 - 2⁶ = 304339969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 304339987 and 304340014.

It is not a weakly prime, because it can be changed into another prime (304340093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152170016 + 152170017.

It is an arithmetic number, because the mean of its divisors is an integer number (152170017).

Almost surely, 2^304340033 is an apocalyptic number.

It is an amenable number.

304340033 is a deficient number, since it is larger than the sum of its proper divisors (1).

304340033 is an equidigital number, since it uses as much as digits as its factorization.

304340033 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 20.

The square root of 304340033 is about 17445.3441639883. The cubic root of 304340033 is about 672.6456858818.

Adding to 304340033 its reverse (330043403), we get a palindrome (634383436).

The spelling of 304340033 in words is "three hundred four million, three hundred forty thousand, thirty-three".