730713445 has 16 divisors (see below), whose sum is σ = 1093223808. Its totient is φ = 455509440.

The previous prime is 730713413. The next prime is 730713461. The reversal of 730713445 is 544317037.

It is not a de Polignac number, because 730713445 - 2⁵ = 730713413 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 730713445.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 948594 + ... + 949363.

It is an arithmetic number, because the mean of its divisors is an integer number (68326488).

Almost surely, 2^730713445 is an apocalyptic number.

It is an amenable number.

730713445 is a deficient number, since it is larger than the sum of its proper divisors (362510363).

730713445 is a wasteful number, since it uses less digits than its factorization.

730713445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1897980.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 730713445 is about 27031.7118399853. The cubic root of 730713445 is about 900.7045696792.

The spelling of 730713445 in words is "seven hundred thirty million, seven hundred thirteen thousand, four hundred forty-five".