604493 has 4 divisors (see below), whose sum is σ = 608700. Its totient is φ = 600288.

The previous prime is 604481. The next prime is 604517. The reversal of 604493 is 394406.

604493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 394406 = 2 ⋅197203.

It can be written as a sum of positive squares in 2 ways, for example, as 178084 + 426409 = 422^2 + 653^2 .

It is a cyclic number.

It is not a de Polignac number, because 604493 - 2⁴ = 604477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1880 + ... + 2177.

It is an arithmetic number, because the mean of its divisors is an integer number (152175).

2⁶⁰⁴⁴⁹³ is an apocalyptic number.

It is an amenable number.

604493 is a deficient number, since it is larger than the sum of its proper divisors (4207).

604493 is a wasteful number, since it uses less digits than its factorization.

604493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4206.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 604493 is about 777.4914790530. The cubic root of 604493 is about 84.5532733636.

Adding to 604493 its reverse (394406), we get a palindrome (998899).

The spelling of 604493 in words is "six hundred four thousand, four hundred ninety-three".