710891 has 4 divisors (see below), whose sum is σ = 723000. Its totient is φ = 698784.

The previous prime is 710887. The next prime is 710903. The reversal of 710891 is 198017.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 710891 - 2² = 710887 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 710891.

It is not an unprimeable number, because it can be changed into a prime (710851) 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, 5966 + ... + 6083.

It is an arithmetic number, because the mean of its divisors is an integer number (180750).

2⁷¹⁰⁸⁹¹ is an apocalyptic number.

710891 is a deficient number, since it is larger than the sum of its proper divisors (12109).

710891 is a wasteful number, since it uses less digits than its factorization.

710891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12108.

The product of its (nonzero) digits is 504, while the sum is 26.

The square root of 710891 is about 843.1435227765. The cubic root of 710891 is about 89.2485163754.

The spelling of 710891 in words is "seven hundred ten thousand, eight hundred ninety-one".