304651306 has 4 divisors (see below), whose sum is σ = 456976962. Its totient is φ = 152325652.

The previous prime is 304651247. The next prime is 304651309. The reversal of 304651306 is 603156403.

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., 275394025 + 29257281 = 16595^2 + 5409^2 .

It is not an unprimeable number, because it can be changed into a prime (304651309) by changing a digit.

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 as a sum of consecutive naturals, namely, 76162825 + ... + 76162828.

Almost surely, 2^304651306 is an apocalyptic number.

304651306 is a deficient number, since it is larger than the sum of its proper divisors (152325656).

304651306 is a wasteful number, since it uses less digits than its factorization.

304651306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152325655.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 304651306 is about 17454.2632614499. The cubic root of 304651306 is about 672.8749306698.

The spelling of 304651306 in words is "three hundred four million, six hundred fifty-one thousand, three hundred six".