304503142 has 16 divisors (see below), whose sum is σ = 472464000. Its totient is φ = 147035520.

The previous prime is 304503137. The next prime is 304503151. The reversal of 304503142 is 241305403.

304503142 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 26734 + ... + 36382.

It is an arithmetic number, because the mean of its divisors is an integer number (29529000).

Almost surely, 2^304503142 is an apocalyptic number.

304503142 is a deficient number, since it is larger than the sum of its proper divisors (167960858).

304503142 is a wasteful number, since it uses less digits than its factorization.

304503142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10191.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 304503142 is about 17450.0183954058. The cubic root of 304503142 is about 672.7658310690.

Adding to 304503142 its reverse (241305403), we get a palindrome (545808545).

The spelling of 304503142 in words is "three hundred four million, five hundred three thousand, one hundred forty-two".