868797 has 12 divisors (see below), whose sum is σ = 1289340. Its totient is φ = 563328.

The previous prime is 868793. The next prime is 868799. The reversal of 868797 is 797868.

It can be written as a sum of positive squares in 2 ways, for example, as 617796 + 251001 = 786^2 + 501^2 .

It is not a de Polignac number, because 868797 - 2² = 868793 is a prime.

It is an Ulam number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (868793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 972 + ... + 1637.

It is an arithmetic number, because the mean of its divisors is an integer number (107445).

2⁸⁶⁸⁷⁹⁷ is an apocalyptic number.

It is an amenable number.

868797 is a deficient number, since it is larger than the sum of its proper divisors (420543).

868797 is a wasteful number, since it uses less digits than its factorization.

868797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2652 (or 2649 counting only the distinct ones).

The product of its digits is 169344, while the sum is 45.

The square root of 868797 is about 932.0928065381. The cubic root of 868797 is about 95.4200055615.

The spelling of 868797 in words is "eight hundred sixty-eight thousand, seven hundred ninety-seven".