305285676 has 24 divisors (see below), whose sum is σ = 712669104. Its totient is φ = 101713920.

The previous prime is 305285657. The next prime is 305285683. The reversal of 305285676 is 676582503.

It is an unprimeable number.

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, 28416 + ... + 37656.

It is an arithmetic number, because the mean of its divisors is an integer number (29694546).

Almost surely, 2^305285676 is an apocalyptic number.

It is an amenable number.

305285676 is an abundant number, since it is smaller than the sum of its proper divisors (407383428).

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

305285676 is a wasteful number, since it uses less digits than its factorization.

305285676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12001 (or 11999 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The square root of 305285676 is about 17472.4261623851. The cubic root of 305285676 is about 673.3416453788.

The spelling of 305285676 in words is "three hundred five million, two hundred eighty-five thousand, six hundred seventy-six".