304972763 has 2 divisors, whose sum is σ = 304972764. Its totient is φ = 304972762.

The previous prime is 304972751. The next prime is 304972769. The reversal of 304972763 is 367279403.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 304972763 - 2⁴ = 304972747 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 304972763.

It is not a weakly prime, because it can be changed into another prime (304972769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152486381 + 152486382.

It is an arithmetic number, because the mean of its divisors is an integer number (152486382).

Almost surely, 2^304972763 is an apocalyptic number.

304972763 is a deficient number, since it is larger than the sum of its proper divisors (1).

304972763 is an equidigital number, since it uses as much as digits as its factorization.

304972763 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 190512, while the sum is 41.

The square root of 304972763 is about 17463.4693861214. The cubic root of 304972763 is about 673.1115118798. Note that the first 3 decimals are identical.

The spelling of 304972763 in words is "three hundred four million, nine hundred seventy-two thousand, seven hundred sixty-three".