304540052 has 6 divisors (see below), whose sum is σ = 532945098. Its totient is φ = 152270024.

The previous prime is 304540051. The next prime is 304540069. The reversal of 304540052 is 250045403.

It can be written as a sum of positive squares in only one way, i.e., 246992656 + 57547396 = 15716^2 + 7586^2 .

It is a super-3 number, since 3×304540052³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304540051) 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, 38067503 + ... + 38067510.

It is an arithmetic number, because the mean of its divisors is an integer number (88824183).

Almost surely, 2^304540052 is an apocalyptic number.

It is an amenable number.

304540052 is a deficient number, since it is larger than the sum of its proper divisors (228405046).

304540052 is a wasteful number, since it uses less digits than its factorization.

304540052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76135017 (or 76135015 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 304540052 is about 17451.0759553673. The cubic root of 304540052 is about 672.7930128176.

Adding to 304540052 its reverse (250045403), we get a palindrome (554585455).

The spelling of 304540052 in words is "three hundred four million, five hundred forty thousand, fifty-two".