730980307 has 2 divisors, whose sum is σ = 730980308. Its totient is φ = 730980306.

The previous prime is 730980259. The next prime is 730980337. The reversal of 730980307 is 703089037.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-730980307 is a prime.

It is not a weakly prime, because it can be changed into another prime (730980337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365490153 + 365490154.

It is an arithmetic number, because the mean of its divisors is an integer number (365490154).

Almost surely, 2^730980307 is an apocalyptic number.

730980307 is a deficient number, since it is larger than the sum of its proper divisors (1).

730980307 is an equidigital number, since it uses as much as digits as its factorization.

730980307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 730980307 is about 27036.6474807806. The cubic root of 730980307 is about 900.8142043427.

It can be divided in two parts, 7309 and 80307, that added together give a square (87616 = 296²).

The spelling of 730980307 in words is "seven hundred thirty million, nine hundred eighty thousand, three hundred seven".