305352330 has 32 divisors (see below), whose sum is σ = 735044544. Its totient is φ = 81182976.

The previous prime is 305352259. The next prime is 305352337. The reversal of 305352330 is 33253503.

It is a self number, because there is not a number n which added to its sum of digits gives 305352330.

It is not an unprimeable number, because it can be changed into a prime (305352337) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4992 + ... + 25211.

It is an arithmetic number, because the mean of its divisors is an integer number (22970142).

Almost surely, 2^305352330 is an apocalyptic number.

305352330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

305352330 is an abundant number, since it is smaller than the sum of its proper divisors (429692214).

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

305352330 is a wasteful number, since it uses less digits than its factorization.

305352330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30550.

The product of its (nonzero) digits is 4050, while the sum is 24.

The square root of 305352330 is about 17474.3334636832. Note that the first 3 decimals coincide. The cubic root of 305352330 is about 673.3906460926.

The spelling of 305352330 in words is "three hundred five million, three hundred fifty-two thousand, three hundred thirty".