604669 has 8 divisors (see below), whose sum is σ = 657272. Its totient is φ = 552960.

The previous prime is 604661. The next prime is 604697. The reversal of 604669 is 966406.

It can be written as a sum of positive squares in 4 ways, for example, as 22500 + 582169 = 150^2 + 763^2 .

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 604669 - 2³ = 604661 is a prime.

It is a super-2 number, since 2×604669² = 731249199122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 604669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604661) 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 7 ways as a sum of consecutive naturals, for example, 2389 + ... + 2629.

It is an arithmetic number, because the mean of its divisors is an integer number (82159).

2⁶⁰⁴⁶⁶⁹ is an apocalyptic number.

It is an amenable number.

604669 is a deficient number, since it is larger than the sum of its proper divisors (52603).

604669 is a wasteful number, since it uses less digits than its factorization.

604669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 604669 is about 777.6046553359. The cubic root of 604669 is about 84.5614785493.

The spelling of 604669 in words is "six hundred four thousand, six hundred sixty-nine".