604858 has 4 divisors (see below), whose sum is σ = 907290. Its totient is φ = 302428.

The previous prime is 604837. The next prime is 604859. The reversal of 604858 is 858406.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 480249 + 124609 = 693^2 + 353^2 .

It is not an unprimeable number, because it can be changed into a prime (604859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151213 + ... + 151216.

2⁶⁰⁴⁸⁵⁸ is an apocalyptic number.

604858 is a deficient number, since it is larger than the sum of its proper divisors (302432).

604858 is a wasteful number, since it uses less digits than its factorization.

604858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302431.

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 604858 is about 777.7261728912. The cubic root of 604858 is about 84.5702880272.

The spelling of 604858 in words is "six hundred four thousand, eight hundred fifty-eight".