304868943 has 6 divisors (see below), whose sum is σ = 440366264. Its totient is φ = 203245956.

The previous prime is 304868923. The next prime is 304868947. The reversal of 304868943 is 349868403.

It is a de Polignac number, because none of the positive numbers 2^k-304868943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304868947) 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 5 ways as a sum of consecutive naturals, for example, 16937155 + ... + 16937172.

Almost surely, 2^304868943 is an apocalyptic number.

304868943 is a deficient number, since it is larger than the sum of its proper divisors (135497321).

304868943 is a wasteful number, since it uses less digits than its factorization.

304868943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33874333 (or 33874330 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The square root of 304868943 is about 17460.4966424211. The cubic root of 304868943 is about 673.0351221416.

The spelling of 304868943 in words is "three hundred four million, eight hundred sixty-eight thousand, nine hundred forty-three".