604045561 has 8 divisors (see below), whose sum is σ = 691303680. Its totient is φ = 517028928.

The previous prime is 604045543. The next prime is 604045567. The reversal of 604045561 is 165540406.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 604045561 - 2⁷ = 604045433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (604045567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54976 + ... + 65041.

It is an arithmetic number, because the mean of its divisors is an integer number (86412960).

Almost surely, 2^604045561 is an apocalyptic number.

It is an amenable number.

604045561 is a deficient number, since it is larger than the sum of its proper divisors (87258119).

604045561 is a wasteful number, since it uses less digits than its factorization.

604045561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120743.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 604045561 is about 24577.3383628089. The cubic root of 604045561 is about 845.3240641651.

Adding to 604045561 its reverse (165540406), we get a palindrome (769585967).

The spelling of 604045561 in words is "six hundred four million, forty-five thousand, five hundred sixty-one".