868892 has 6 divisors (see below), whose sum is σ = 1520568. Its totient is φ = 434444.

The previous prime is 868891. The next prime is 868909. The reversal of 868892 is 298868.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (868891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108608 + ... + 108615.

It is an arithmetic number, because the mean of its divisors is an integer number (253428).

2⁸⁶⁸⁸⁹² is an apocalyptic number.

It is an amenable number.

868892 is a deficient number, since it is larger than the sum of its proper divisors (651676).

868892 is a wasteful number, since it uses less digits than its factorization.

868892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217227 (or 217225 counting only the distinct ones).

The product of its digits is 55296, while the sum is 41.

The square root of 868892 is about 932.1437657357. The cubic root of 868892 is about 95.4234833859.

The spelling of 868892 in words is "eight hundred sixty-eight thousand, eight hundred ninety-two".