305303034 has 16 divisors (see below), whose sum is σ = 646524288. Its totient is φ = 95781312.

The previous prime is 305302999. The next prime is 305303057. The reversal of 305303034 is 430303503.

It is a self number, because there is not a number n which added to its sum of digits gives 305303034.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1496482 + ... + 1496685.

It is an arithmetic number, because the mean of its divisors is an integer number (40407768).

Almost surely, 2^305303034 is an apocalyptic number.

305303034 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

305303034 is an abundant number, since it is smaller than the sum of its proper divisors (341221254).

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

305303034 is a wasteful number, since it uses less digits than its factorization.

305303034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2993189.

The product of its (nonzero) digits is 1620, while the sum is 21.

The square root of 305303034 is about 17472.9228808462. The cubic root of 305303034 is about 673.3544068060.

Adding to 305303034 its reverse (430303503), we get a palindrome (735606537).

The spelling of 305303034 in words is "three hundred five million, three hundred three thousand, thirty-four".