920868 has 24 divisors (see below), whose sum is σ = 2314368. Its totient is φ = 283296.

The previous prime is 920863. The next prime is 920869. The reversal of 920868 is 868029.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 920868.

It is not an unprimeable number, because it can be changed into a prime (920863) 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, 2796 + ... + 3107.

It is an arithmetic number, because the mean of its divisors is an integer number (96432).

2⁹²⁰⁸⁶⁸ is an apocalyptic number.

It is an amenable number.

920868 is an abundant number, since it is smaller than the sum of its proper divisors (1393500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

920868 is a wasteful number, since it uses less digits than its factorization.

920868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5923 (or 5921 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 920868 is about 959.6186742660. The cubic root of 920868 is about 97.2894602213.

The spelling of 920868 in words is "nine hundred twenty thousand, eight hundred sixty-eight".