730602 has 24 divisors (see below), whose sum is σ = 1627236. Its totient is φ = 236736.

The previous prime is 730591. The next prime is 730603. The reversal of 730602 is 206037.

It can be written as a sum of positive squares in 2 ways, for example, as 720801 + 9801 = 849^2 + 99^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 730602.

It is not an unprimeable number, because it can be changed into a prime (730603) by changing a digit.

730602 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 118 + ... + 1214.

2⁷³⁰⁶⁰² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 730602, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (813618).

730602 is an abundant number, since it is smaller than the sum of its proper divisors (896634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

730602 is a wasteful number, since it uses less digits than its factorization.

730602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142 (or 1139 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 730602 is about 854.7525957843. The cubic root of 730602 is about 90.0658776934.

Adding to 730602 its reverse (206037), we get a palindrome (936639).

The spelling of 730602 in words is "seven hundred thirty thousand, six hundred two".