604224644 has 12 divisors (see below), whose sum is σ = 1063506444. Its totient is φ = 300365664.

The previous prime is 604224637. The next prime is 604224653. The reversal of 604224644 is 446422406.

It can be written as a sum of positive squares in 2 ways, for example, as 445716544 + 158508100 = 21112^2 + 12590^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 604224644.

It is an unprimeable number.

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, 435887 + ... + 437270.

It is an arithmetic number, because the mean of its divisors is an integer number (88625537).

Almost surely, 2^604224644 is an apocalyptic number.

It is an amenable number.

604224644 is a deficient number, since it is larger than the sum of its proper divisors (459281800).

604224644 is a wasteful number, since it uses less digits than its factorization.

604224644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873334 (or 873332 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

The square root of 604224644 is about 24580.9813473750. The cubic root of 604224644 is about 845.4075944048.

The spelling of 604224644 in words is "six hundred four million, two hundred twenty-four thousand, six hundred forty-four".