604513 has 18 divisors (see below), whose sum is σ = 771894. Its totient is φ = 471744.

The previous prime is 604481. The next prime is 604517. The reversal of 604513 is 315406.

604513 is nontrivially palindromic in base 3 and base 9.

It can be written as a sum of positive squares in 3 ways, for example, as 784 + 603729 = 28^2 + 777^2 .

It is not a de Polignac number, because 604513 - 2⁵ = 604481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (604517) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 8245 + ... + 8317.

It is an arithmetic number, because the mean of its divisors is an integer number (42883).

2⁶⁰⁴⁵¹³ is an apocalyptic number.

It is an amenable number.

604513 is a deficient number, since it is larger than the sum of its proper divisors (167381).

604513 is a wasteful number, since it uses less digits than its factorization.

604513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 93 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 604513 is about 777.5043408239. The cubic root of 604513 is about 84.5542058513.

Adding to 604513 its reverse (315406), we get a palindrome (919919).

The spelling of 604513 in words is "six hundred four thousand, five hundred thirteen".