730297 has 2 divisors, whose sum is σ = 730298. Its totient is φ = 730296.

The previous prime is 730283. The next prime is 730321. The reversal of 730297 is 792037.

It is a happy number.

730297 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 670761 + 59536 = 819^2 + 244^2 .

It is an emirp because it is prime and its reverse (792037) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 730297 - 2¹⁹ = 206009 is a prime.

It is a Chen prime.

730297 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (730217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365148 + 365149.

It is an arithmetic number, because the mean of its divisors is an integer number (365149).

2⁷³⁰²⁹⁷ is an apocalyptic number.

It is an amenable number.

730297 is a deficient number, since it is larger than the sum of its proper divisors (1).

730297 is an equidigital number, since it uses as much as digits as its factorization.

730297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2646, while the sum is 28.

The square root of 730297 is about 854.5741629607. The cubic root of 730297 is about 90.0533428631.

The spelling of 730297 in words is "seven hundred thirty thousand, two hundred ninety-seven".