604716644 has 72 divisors (see below), whose sum is σ = 1309307328. Its totient is φ = 243122880.

The previous prime is 604716601. The next prime is 604716647. The reversal of 604716644 is 446617406.

It is a junction number, because it is equal to n+sod(n) for n = 604716598 and 604716607.

It is not an unprimeable number, because it can be changed into a prime (604716647) 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 23 ways as a sum of consecutive naturals, for example, 237659 + ... + 240189.

It is an arithmetic number, because the mean of its divisors is an integer number (18184824).

Almost surely, 2^604716644 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 604716644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (654653664).

604716644 is an abundant number, since it is smaller than the sum of its proper divisors (704590684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

604716644 is a wasteful number, since it uses less digits than its factorization.

604716644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2625 (or 2616 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 604716644 is about 24590.9870481036. The cubic root of 604716644 is about 845.6369945659.

The spelling of 604716644 in words is "six hundred four million, seven hundred sixteen thousand, six hundred forty-four".