306688368 has 40 divisors (see below), whose sum is σ = 905461888. Its totient is φ = 87625152.

The previous prime is 306688357. The next prime is 306688379. The reversal of 306688368 is 863886603.

It is an interprime number because it is at equal distance from previous prime (306688357) and next prime (306688379).

It is a Harshad number since it is a multiple of its sum of digits (48).

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 7 ways as a sum of consecutive naturals, for example, 456046 + ... + 456717.

Almost surely, 2^306688368 is an apocalyptic number.

It is an amenable number.

306688368 is an abundant number, since it is smaller than the sum of its proper divisors (598773520).

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

306688368 is a wasteful number, since it uses less digits than its factorization.

306688368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912781 (or 912775 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 48.

The square root of 306688368 is about 17512.5203211874. The cubic root of 306688368 is about 674.3713345606.

The spelling of 306688368 in words is "three hundred six million, six hundred eighty-eight thousand, three hundred sixty-eight".