304343340 has 48 divisors (see below), whose sum is σ = 973900032. Its totient is φ = 69564096.

The previous prime is 304343339. The next prime is 304343341. The reversal of 304343340 is 43343403.

It is an interprime number because it is at equal distance from previous prime (304343339) and next prime (304343341).

It is a self number, because there is not a number n which added to its sum of digits gives 304343340.

It is not an unprimeable number, because it can be changed into a prime (304343341) 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 15 ways as a sum of consecutive naturals, for example, 361894 + ... + 362733.

It is an arithmetic number, because the mean of its divisors is an integer number (20289584).

Almost surely, 2^304343340 is an apocalyptic number.

304343340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

304343340 is an abundant number, since it is smaller than the sum of its proper divisors (669556692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

304343340 is a wasteful number, since it uses less digits than its factorization.

304343340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724646 (or 724644 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 24.

The square root of 304343340 is about 17445.4389454665. The cubic root of 304343340 is about 672.6481222260.

Adding to 304343340 its reverse (43343403), we get a palindrome (347686743).

The spelling of 304343340 in words is "three hundred four million, three hundred forty-three thousand, three hundred forty".