604687 has 4 divisors (see below), whose sum is σ = 610776. Its totient is φ = 598600.

The previous prime is 604661. The next prime is 604697. The reversal of 604687 is 786406.

604687 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: 786406 = 2 ⋅393203.

It is a cyclic number.

It is not a de Polignac number, because 604687 - 2⁷ = 604559 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604697) 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, 2893 + ... + 3094.

It is an arithmetic number, because the mean of its divisors is an integer number (152694).

2⁶⁰⁴⁶⁸⁷ is an apocalyptic number.

604687 is a deficient number, since it is larger than the sum of its proper divisors (6089).

604687 is a wasteful number, since it uses less digits than its factorization.

604687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6088.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 604687 is about 777.6162292545. The cubic root of 604687 is about 84.5623176263.

The spelling of 604687 in words is "six hundred four thousand, six hundred eighty-seven".