711842 has 8 divisors (see below), whose sum is σ = 1093932. Its totient is φ = 347200.

The previous prime is 711839. The next prime is 711847. The reversal of 711842 is 248117.

711842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 703921 + 7921 = 839^2 + 89^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 11.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 711842.

It is not an unprimeable number, because it can be changed into a prime (711847) 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, 4259 + ... + 4422.

2⁷¹¹⁸⁴² is an apocalyptic number.

711842 is a deficient number, since it is larger than the sum of its proper divisors (382090).

711842 is a wasteful number, since it uses less digits than its factorization.

711842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8724.

The product of its digits is 448, while the sum is 23.

The square root of 711842 is about 843.7072952156. The cubic root of 711842 is about 89.2882962758.

Adding to 711842 its reverse (248117), we get a palindrome (959959).

The spelling of 711842 in words is "seven hundred eleven thousand, eight hundred forty-two".