304828042 has 4 divisors (see below), whose sum is σ = 457242066. Its totient is φ = 152414020.

The previous prime is 304828033. The next prime is 304828061. The reversal of 304828042 is 240828403.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 301334881 + 3493161 = 17359^2 + 1869^2 .

It is a junction number, because it is equal to n+sod(n) for n = 304827995 and 304828013.

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 as a sum of consecutive naturals, namely, 76207009 + ... + 76207012.

Almost surely, 2^304828042 is an apocalyptic number.

304828042 is a deficient number, since it is larger than the sum of its proper divisors (152414024).

304828042 is a wasteful number, since it uses less digits than its factorization.

304828042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152414023.

The product of its (nonzero) digits is 12288, while the sum is 31.

The square root of 304828042 is about 17459.3253592457. The cubic root of 304828042 is about 673.0050228248.

The spelling of 304828042 in words is "three hundred four million, eight hundred twenty-eight thousand, forty-two".