304206147 has 12 divisors (see below), whose sum is σ = 502181680. Its totient is φ = 173832048.

The previous prime is 304206127. The next prime is 304206179. The reversal of 304206147 is 741602403.

304206147 is a `hidden beast` number, since 3 + 0 + 42 + 0 + 614 + 7 = 666.

It is not a de Polignac number, because 304206147 - 2¹¹ = 304204099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 304206147.

It is not an unprimeable number, because it can be changed into a prime (304206127) 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 in 11 ways as a sum of consecutive naturals, for example, 2414272 + ... + 2414397.

Almost surely, 2^304206147 is an apocalyptic number.

304206147 is a deficient number, since it is larger than the sum of its proper divisors (197975533).

304206147 is a wasteful number, since it uses less digits than its factorization.

304206147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4828682 (or 4828679 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 304206147 is about 17441.5064429653. The cubic root of 304206147 is about 672.5470341108.

The spelling of 304206147 in words is "three hundred four million, two hundred six thousand, one hundred forty-seven".