730004729 has 2 divisors, whose sum is σ = 730004730. Its totient is φ = 730004728.

The previous prime is 730004683. The next prime is 730004741. The reversal of 730004729 is 927400037.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 456036025 + 273968704 = 21355^2 + 16552^2 .

It is a cyclic number.

It is not a de Polignac number, because 730004729 - 2²⁰ = 728956153 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 730004695 and 730004704.

It is not a weakly prime, because it can be changed into another prime (730004749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365002364 + 365002365.

It is an arithmetic number, because the mean of its divisors is an integer number (365002365).

Almost surely, 2^730004729 is an apocalyptic number.

It is an amenable number.

730004729 is a deficient number, since it is larger than the sum of its proper divisors (1).

730004729 is an equidigital number, since it uses as much as digits as its factorization.

730004729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 730004729 is about 27018.5996861421. The cubic root of 730004729 is about 900.4132789180.

The spelling of 730004729 in words is "seven hundred thirty million, four thousand, seven hundred twenty-nine".