305303946 has 16 divisors (see below), whose sum is σ = 627111264. Its totient is φ = 99017424.

The previous prime is 305303941. The next prime is 305303959. The reversal of 305303946 is 649303503.

It is not an unprimeable number, because it can be changed into a prime (305303941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 687400 + ... + 687843.

It is an arithmetic number, because the mean of its divisors is an integer number (39194454).

Almost surely, 2^305303946 is an apocalyptic number.

305303946 is an abundant number, since it is smaller than the sum of its proper divisors (321807318).

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

305303946 is a wasteful number, since it uses less digits than its factorization.

305303946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1375285.

The product of its (nonzero) digits is 29160, while the sum is 33.

The square root of 305303946 is about 17472.9489783494. The cubic root of 305303946 is about 673.3550772858.

The spelling of 305303946 in words is "three hundred five million, three hundred three thousand, nine hundred forty-six".