305034242 has 8 divisors (see below), whose sum is σ = 457669116. Its totient is φ = 152477872.

The previous prime is 305034187. The next prime is 305034269. The reversal of 305034242 is 242430503.

It can be written as a sum of positive squares in 2 ways, for example, as 295118041 + 9916201 = 17179^2 + 3149^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 8693 + ... + 26184.

Almost surely, 2^305034242 is an apocalyptic number.

305034242 is a deficient number, since it is larger than the sum of its proper divisors (152634874).

305034242 is a wasteful number, since it uses less digits than its factorization.

305034242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39252.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 305034242 is about 17465.2295146671. The cubic root of 305034242 is about 673.1567393528.

Adding to 305034242 its reverse (242430503), we get a palindrome (547464745).

The spelling of 305034242 in words is "three hundred five million, thirty-four thousand, two hundred forty-two".