604409873 has 2 divisors, whose sum is σ = 604409874. Its totient is φ = 604409872.

The previous prime is 604409867. The next prime is 604409879. The reversal of 604409873 is 378904406.

It is a balanced prime because it is at equal distance from previous prime (604409867) and next prime (604409879).

It can be written as a sum of positive squares in only one way, i.e., 536709889 + 67699984 = 23167^2 + 8228^2 .

It is a cyclic number.

It is not a de Polignac number, because 604409873 - 2²² = 600215569 is a prime.

It is a super-2 number, since 2×604409873² = 730622589159752258, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 604409873.

It is not a weakly prime, because it can be changed into another prime (604409879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302204936 + 302204937.

It is an arithmetic number, because the mean of its divisors is an integer number (302204937).

Almost surely, 2^604409873 is an apocalyptic number.

It is an amenable number.

604409873 is a deficient number, since it is larger than the sum of its proper divisors (1).

604409873 is an equidigital number, since it uses as much as digits as its factorization.

604409873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 604409873 is about 24584.7487886291. The cubic root of 604409873 is about 845.4939739801.

The spelling of 604409873 in words is "six hundred four million, four hundred nine thousand, eight hundred seventy-three".