305315204 has 6 divisors (see below), whose sum is σ = 534301614. Its totient is φ = 152657600.

The previous prime is 305315203. The next prime is 305315207. The reversal of 305315204 is 402513503.

It can be written as a sum of positive squares in only one way, i.e., 253446400 + 51868804 = 15920^2 + 7202^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 305315204.

It is not an unprimeable number, because it can be changed into a prime (305315201) 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 as a sum of consecutive naturals, namely, 38164397 + ... + 38164404.

It is an arithmetic number, because the mean of its divisors is an integer number (89050269).

Almost surely, 2^305315204 is an apocalyptic number.

It is an amenable number.

305315204 is a deficient number, since it is larger than the sum of its proper divisors (228986410).

305315204 is a wasteful number, since it uses less digits than its factorization.

305315204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76328805 (or 76328803 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 305315204 is about 17473.2711305010. The cubic root of 305315204 is about 673.3633537792.

Adding to 305315204 its reverse (402513503), we get a palindrome (707828707).

The spelling of 305315204 in words is "three hundred five million, three hundred fifteen thousand, two hundred four".