304900668 has 72 divisors (see below), whose sum is σ = 783278496. Its totient is φ = 99993600.

The previous prime is 304900663. The next prime is 304900669. The reversal of 304900668 is 866009403.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304900663) 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 23 ways as a sum of consecutive naturals, for example, 980233 + ... + 980543.

It is an arithmetic number, because the mean of its divisors is an integer number (10878868).

Almost surely, 2^304900668 is an apocalyptic number.

It is an amenable number.

304900668 is an abundant number, since it is smaller than the sum of its proper divisors (478377828).

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

304900668 is a wasteful number, since it uses less digits than its factorization.

304900668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675 (or 670 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 304900668 is about 17461.4050981014. The cubic root of 304900668 is about 673.0584669253.

The spelling of 304900668 in words is "three hundred four million, nine hundred thousand, six hundred sixty-eight".