604813 has 4 divisors (see below), whose sum is σ = 659808. Its totient is φ = 549820.

The previous prime is 604811. The next prime is 604819. The reversal of 604813 is 318406.

604813 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 a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 604813 - 2¹ = 604811 is a prime.

It is a Duffinian number.

604813 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604811) 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, 27481 + ... + 27502.

It is an arithmetic number, because the mean of its divisors is an integer number (164952).

2⁶⁰⁴⁸¹³ is an apocalyptic number.

It is an amenable number.

604813 is a deficient number, since it is larger than the sum of its proper divisors (54995).

604813 is a wasteful number, since it uses less digits than its factorization.

604813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54994.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 604813 is about 777.6972418622. The cubic root of 604813 is about 84.5681906990.

The spelling of 604813 in words is "six hundred four thousand, eight hundred thirteen".