306848256 has 240 divisors, whose sum is σ = 975270912. Its totient is φ = 85155840.

The previous prime is 306848251. The next prime is 306848281. The reversal of 306848256 is 652848603.

It is not an unprimeable number, because it can be changed into a prime (306848251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2416065 + ... + 2416191.

Almost surely, 2^306848256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 306848256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (487635456).

306848256 is an abundant number, since it is smaller than the sum of its proper divisors (668422656).

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

306848256 is a wasteful number, since it uses less digits than its factorization.

306848256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The square root of 306848256 is about 17517.0846889544. The cubic root of 306848256 is about 674.4885057818.

The spelling of 306848256 in words is "three hundred six million, eight hundred forty-eight thousand, two hundred fifty-six".