711489 has 4 divisors (see below), whose sum is σ = 948656. Its totient is φ = 474324.

The previous prime is 711479. The next prime is 711497. The reversal of 711489 is 984117.

711489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 711489 - 2⁹ = 710977 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 711489.

It is not an unprimeable number, because it can be changed into a prime (711409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118579 + ... + 118584.

It is an arithmetic number, because the mean of its divisors is an integer number (237164).

2⁷¹¹⁴⁸⁹ is an apocalyptic number.

It is an amenable number.

711489 is a deficient number, since it is larger than the sum of its proper divisors (237167).

711489 is a wasteful number, since it uses less digits than its factorization.

711489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237166.

The product of its digits is 2016, while the sum is 30.

The square root of 711489 is about 843.4980735011. The cubic root of 711489 is about 89.2735345824.

The spelling of 711489 in words is "seven hundred eleven thousand, four hundred eighty-nine".