730055723 has 2 divisors, whose sum is σ = 730055724. Its totient is φ = 730055722.

The previous prime is 730055693. The next prime is 730055741. The reversal of 730055723 is 327550037.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 730055723 - 2¹⁴ = 730039339 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 730055723.

It is not a weakly prime, because it can be changed into another prime (730055743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365027861 + 365027862.

It is an arithmetic number, because the mean of its divisors is an integer number (365027862).

Almost surely, 2^730055723 is an apocalyptic number.

730055723 is a deficient number, since it is larger than the sum of its proper divisors (1).

730055723 is an equidigital number, since it uses as much as digits as its factorization.

730055723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22050, while the sum is 32.

The square root of 730055723 is about 27019.5433529140. The cubic root of 730055723 is about 900.4342443556.

The spelling of 730055723 in words is "seven hundred thirty million, fifty-five thousand, seven hundred twenty-three".