730241 has 4 divisors (see below), whose sum is σ = 731952. Its totient is φ = 728532.

The previous prime is 730237. The next prime is 730253. The reversal of 730241 is 142037.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 730241 - 2² = 730237 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 730241.

It is not an unprimeable number, because it can be changed into a prime (733241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386 + ... + 1268.

It is an arithmetic number, because the mean of its divisors is an integer number (182988).

2⁷³⁰²⁴¹ is an apocalyptic number.

It is an amenable number.

730241 is a deficient number, since it is larger than the sum of its proper divisors (1711).

730241 is an equidigital number, since it uses as much as digits as its factorization.

730241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1710.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 730241 is about 854.5413974759. The cubic root of 730241 is about 90.0510410069.

Adding to 730241 its reverse (142037), we get a palindrome (872278).

The spelling of 730241 in words is "seven hundred thirty thousand, two hundred forty-one".