604604489 has 4 divisors (see below), whose sum is σ = 614516100. Its totient is φ = 594692880.

The previous prime is 604604479. The next prime is 604604537. The reversal of 604604489 is 984406406.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 984406406 = 2 ⋅492203203.

It can be written as a sum of positive squares in 2 ways, for example, as 283585600 + 321018889 = 16840^2 + 17917^2 .

It is a cyclic number.

It is not a de Polignac number, because 604604489 - 2⁸ = 604604233 is a prime.

It is a super-3 number, since 3×604604489³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (604604479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4955714 + ... + 4955835.

It is an arithmetic number, because the mean of its divisors is an integer number (153629025).

Almost surely, 2^604604489 is an apocalyptic number.

It is an amenable number.

604604489 is a deficient number, since it is larger than the sum of its proper divisors (9911611).

604604489 is an equidigital number, since it uses as much as digits as its factorization.

604604489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9911610.

The product of its (nonzero) digits is 165888, while the sum is 41.

The square root of 604604489 is about 24588.7065336914. The cubic root of 604604489 is about 845.5847120729.

The spelling of 604604489 in words is "six hundred four million, six hundred four thousand, four hundred eighty-nine".