306320960 has 112 divisors (see below), whose sum is σ = 842711040. Its totient is φ = 104816640.

The previous prime is 306320957. The next prime is 306321007. The reversal of 306320960 is 69023603.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57281 + ... + 62399.

Almost surely, 2^306320960 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 306320960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (421355520).

306320960 is an abundant number, since it is smaller than the sum of its proper divisors (536390080).

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

306320960 is a wasteful number, since it uses less digits than its factorization.

306320960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5164 (or 5154 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 29.

The square root of 306320960 is about 17502.0273111431. The cubic root of 306320960 is about 674.1019314179.

The spelling of 306320960 in words is "three hundred six million, three hundred twenty thousand, nine hundred sixty".