730320003 has 64 divisors (see below), whose sum is σ = 1283788800. Its totient is φ = 401656320.

The previous prime is 730320001. The next prime is 730320029. The reversal of 730320003 is 300023037.

730320003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 730320003 - 2¹ = 730320001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (730320001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 611575 + ... + 612767.

It is an arithmetic number, because the mean of its divisors is an integer number (20059200).

Almost surely, 2^730320003 is an apocalyptic number.

730320003 is a deficient number, since it is larger than the sum of its proper divisors (553468797).

730320003 is a wasteful number, since it uses less digits than its factorization.

730320003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1329 (or 1323 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 18.

The square root of 730320003 is about 27024.4334445701. The cubic root of 730320003 is about 900.5428835757.

The spelling of 730320003 in words is "seven hundred thirty million, three hundred twenty thousand, three".