605799 has 16 divisors (see below), whose sum is σ = 911840. Its totient is φ = 402408.

The previous prime is 605789. The next prime is 605809. The reversal of 605799 is 997506.

It is an interprime number because it is at equal distance from previous prime (605789) and next prime (605809).

It is not a de Polignac number, because 605799 - 2⁸ = 605543 is a prime.

It is an Ulam number.

It is a Duffinian number.

605799 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605719) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2049 + ... + 2325.

It is an arithmetic number, because the mean of its divisors is an integer number (56990).

2⁶⁰⁵⁷⁹⁹ is an apocalyptic number.

605799 is a deficient number, since it is larger than the sum of its proper divisors (306041).

605799 is an frugal number, since it uses more digits than its factorization.

605799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298 (or 280 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 36.

The square root of 605799 is about 778.3309064916. The cubic root of 605799 is about 84.6141216807.

The spelling of 605799 in words is "six hundred five thousand, seven hundred ninety-nine".