604604729 has 2 divisors, whose sum is σ = 604604730. Its totient is φ = 604604728.

The previous prime is 604604641. The next prime is 604604773. The reversal of 604604729 is 927406406.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 449652025 + 154952704 = 21205^2 + 12448^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-604604729 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 604604692 and 604604701.

It is not a weakly prime, because it can be changed into another prime (604604029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302302364 + 302302365.

It is an arithmetic number, because the mean of its divisors is an integer number (302302365).

Almost surely, 2^604604729 is an apocalyptic number.

It is an amenable number.

604604729 is a deficient number, since it is larger than the sum of its proper divisors (1).

604604729 is an equidigital number, since it uses as much as digits as its factorization.

604604729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 604604729 is about 24588.7114139802. The cubic root of 604604729 is about 845.5848239589.

The spelling of 604604729 in words is "six hundred four million, six hundred four thousand, seven hundred twenty-nine".