711601 has 6 divisors (see below), whose sum is σ = 782306. Its totient is φ = 646800.

The previous prime is 711589. The next prime is 711617. The reversal of 711601 is 106117.

It can be written as a sum of positive squares in only one way, i.e., 680625 + 30976 = 825^2 + 176^2 .

It is not a de Polignac number, because 711601 - 2⁹ = 711089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (711691) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2820 + ... + 3061.

2⁷¹¹⁶⁰¹ is an apocalyptic number.

It is an amenable number.

711601 is a deficient number, since it is larger than the sum of its proper divisors (70705).

711601 is a wasteful number, since it uses less digits than its factorization.

711601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5903 (or 5892 counting only the distinct ones).

The product of its (nonzero) digits is 42, while the sum is 16.

The square root of 711601 is about 843.5644610817. The cubic root of 711601 is about 89.2782187079.

Adding to 711601 its reverse (106117), we get a palindrome (817718).

The spelling of 711601 in words is "seven hundred eleven thousand, six hundred one".