604823 has 2 divisors, whose sum is σ = 604824. Its totient is φ = 604822.

The previous prime is 604819. The next prime is 604829. The reversal of 604823 is 328406.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 604823 - 2² = 604819 is a prime.

It is a super-2 number, since 2×604823² = 731621722658, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (604829) 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, 302411 + 302412.

It is an arithmetic number, because the mean of its divisors is an integer number (302412).

2⁶⁰⁴⁸²³ is an apocalyptic number.

604823 is a deficient number, since it is larger than the sum of its proper divisors (1).

604823 is an equidigital number, since it uses as much as digits as its factorization.

604823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 604823 is about 777.7036710727. The cubic root of 604823 is about 84.5686567809.

The spelling of 604823 in words is "six hundred four thousand, eight hundred twenty-three".