730559 has 2 divisors, whose sum is σ = 730560. Its totient is φ = 730558.

The previous prime is 730553. The next prime is 730567. The reversal of 730559 is 955037.

It is a weak prime.

It is an emirp because it is prime and its reverse (955037) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 730559 - 2¹² = 726463 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (730553) by changing a digit.

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, 365279 + 365280.

It is an arithmetic number, because the mean of its divisors is an integer number (365280).

2⁷³⁰⁵⁵⁹ is an apocalyptic number.

730559 is a deficient number, since it is larger than the sum of its proper divisors (1).

730559 is an equidigital number, since it uses as much as digits as its factorization.

730559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4725, while the sum is 29.

The square root of 730559 is about 854.7274419369. The cubic root of 730559 is about 90.0641106991.

The spelling of 730559 in words is "seven hundred thirty thousand, five hundred fifty-nine".