604510649 has 4 divisors (see below), whose sum is σ = 613533264. Its totient is φ = 595488036.

The previous prime is 604510619. The next prime is 604510657. The reversal of 604510649 is 946015406.

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 604510649 - 2⁸ = 604510393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (604510609) 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 in 3 ways as a sum of consecutive naturals, for example, 4511207 + ... + 4511340.

It is an arithmetic number, because the mean of its divisors is an integer number (153383316).

Almost surely, 2^604510649 is an apocalyptic number.

It is an amenable number.

604510649 is a deficient number, since it is larger than the sum of its proper divisors (9022615).

604510649 is an equidigital number, since it uses as much as digits as its factorization.

604510649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9022614.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 604510649 is about 24586.7982665495. The cubic root of 604510649 is about 845.5409623839.

The spelling of 604510649 in words is "six hundred four million, five hundred ten thousand, six hundred forty-nine".