868923 has 24 divisors (see below), whose sum is σ = 1400256. Its totient is φ = 514800.

The previous prime is 868909. The next prime is 868937. The reversal of 868923 is 329868.

868923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (868909) and next prime (868937).

It is not a de Polignac number, because 868923 - 2⁵ = 868891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (868943) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6568 + ... + 6698.

It is an arithmetic number, because the mean of its divisors is an integer number (58344).

2⁸⁶⁸⁹²³ is an apocalyptic number.

868923 is a deficient number, since it is larger than the sum of its proper divisors (531333).

868923 is a wasteful number, since it uses less digits than its factorization.

868923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215 (or 212 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 868923 is about 932.1603939237. The cubic root of 868923 is about 95.4246182000.

It can be divided in two parts, 86 and 8923, that added together give a palindrome (9009).

The spelling of 868923 in words is "eight hundred sixty-eight thousand, nine hundred twenty-three".