730603 has 2 divisors, whose sum is σ = 730604. Its totient is φ = 730602.

The previous prime is 730591. The next prime is 730619. The reversal of 730603 is 306037.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 730603 - 2⁵ = 730571 is a prime.

730603 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (730633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365301 + 365302.

It is an arithmetic number, because the mean of its divisors is an integer number (365302).

2⁷³⁰⁶⁰³ is an apocalyptic number.

730603 is a deficient number, since it is larger than the sum of its proper divisors (1).

730603 is an equidigital number, since it uses as much as digits as its factorization.

730603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 19.

The square root of 730603 is about 854.7531807487. The cubic root of 730603 is about 90.0659187854.

The spelling of 730603 in words is "seven hundred thirty thousand, six hundred three".