730860003 has 20 divisors (see below), whose sum is σ = 1092562240. Its totient is φ = 486890352.

The previous prime is 730859993. The next prime is 730860007. The reversal of 730860003 is 300068037.

It is a happy number.

It is not a de Polignac number, because 730860003 - 2¹⁰ = 730858979 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (730860007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 162126 + ... + 166572.

It is an arithmetic number, because the mean of its divisors is an integer number (54628112).

Almost surely, 2^730860003 is an apocalyptic number.

730860003 is a deficient number, since it is larger than the sum of its proper divisors (361702237).

730860003 is a wasteful number, since it uses less digits than its factorization.

730860003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6488 (or 6479 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 730860003 is about 27034.4225571770. The cubic root of 730860003 is about 900.7647832676.

The spelling of 730860003 in words is "seven hundred thirty million, eight hundred sixty thousand, three".