605997 has 12 divisors (see below), whose sum is σ = 1000480. Its totient is φ = 346248.

The previous prime is 605993. The next prime is 606017. The reversal of 605997 is 799506.

605997 is a `hidden beast` number, since 60 + 599 + 7 = 666.

It is not a de Polignac number, because 605997 - 2² = 605993 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605993) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4747 + ... + 4872.

2⁶⁰⁵⁹⁹⁷ is an apocalyptic number.

It is an amenable number.

605997 is a deficient number, since it is larger than the sum of its proper divisors (394483).

605997 is a wasteful number, since it uses less digits than its factorization.

605997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9632 (or 9629 counting only the distinct ones).

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

The square root of 605997 is about 778.4580913575. The cubic root of 605997 is about 84.6233391335.

It can be divided in two parts, 60599 and 7, that added together give a palindrome (60606).

The spelling of 605997 in words is "six hundred five thousand, nine hundred ninety-seven".