730745003 has 4 divisors (see below), whose sum is σ = 731326680. Its totient is φ = 730163328.

The previous prime is 730744991. The next prime is 730745033. The reversal of 730745003 is 300547037.

730745003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-730745003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (730745033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288950 + ... + 291467.

It is an arithmetic number, because the mean of its divisors is an integer number (182831670).

Almost surely, 2^730745003 is an apocalyptic number.

730745003 is a deficient number, since it is larger than the sum of its proper divisors (581677).

730745003 is a wasteful number, since it uses less digits than its factorization.

730745003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581676.

The product of its (nonzero) digits is 8820, while the sum is 29.

The square root of 730745003 is about 27032.2955555018. The cubic root of 730745003 is about 900.7175360141.

The spelling of 730745003 in words is "seven hundred thirty million, seven hundred forty-five thousand, three".