604488889 has 4 divisors (see below), whose sum is σ = 609103440. Its totient is φ = 599874340.

The previous prime is 604488887. The next prime is 604488893. The reversal of 604488889 is 988884406.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 604488889 - 2¹ = 604488887 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (604488881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2307079 + ... + 2307340.

It is an arithmetic number, because the mean of its divisors is an integer number (152275860).

Almost surely, 2^604488889 is an apocalyptic number.

It is an amenable number.

604488889 is a deficient number, since it is larger than the sum of its proper divisors (4614551).

604488889 is a wasteful number, since it uses less digits than its factorization.

604488889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4614550.

The product of its (nonzero) digits is 3538944, while the sum is 55.

The square root of 604488889 is about 24586.3557486668. The cubic root of 604488889 is about 845.5308168819.

The spelling of 604488889 in words is "six hundred four million, four hundred eighty-eight thousand, eight hundred eighty-nine".