304668216 has 40 divisors (see below), whose sum is σ = 853354920. Its totient is φ = 101555856.

The previous prime is 304668209. The next prime is 304668223. The reversal of 304668216 is 612866403.

It is an interprime number because it is at equal distance from previous prime (304668209) and next prime (304668223).

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

It is a congruent number.

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 234436 + ... + 235731.

It is an arithmetic number, because the mean of its divisors is an integer number (21333873).

Almost surely, 2^304668216 is an apocalyptic number.

304668216 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

304668216 is an abundant number, since it is smaller than the sum of its proper divisors (548686704).

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

304668216 is a wasteful number, since it uses less digits than its factorization.

304668216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470185 (or 470172 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 304668216 is about 17454.7476636014. The cubic root of 304668216 is about 672.8873799896.

The spelling of 304668216 in words is "three hundred four million, six hundred sixty-eight thousand, two hundred sixteen".