870791 has 8 divisors (see below), whose sum is σ = 930384. Its totient is φ = 812160.

The previous prime is 870787. The next prime is 870809. The reversal of 870791 is 197078.

870791 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 870791 - 2² = 870787 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 (870731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2936 + ... + 3218.

It is an arithmetic number, because the mean of its divisors is an integer number (116298).

2⁸⁷⁰⁷⁹¹ is an apocalyptic number.

870791 is a deficient number, since it is larger than the sum of its proper divisors (59593).

870791 is a wasteful number, since it uses less digits than its factorization.

870791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481.

The product of its (nonzero) digits is 3528, while the sum is 32.

The square root of 870791 is about 933.1618294808. The cubic root of 870791 is about 95.4929501480.

It can be divided in two parts, 870 and 791, that added together give a palindrome (1661).

The spelling of 870791 in words is "eight hundred seventy thousand, seven hundred ninety-one".