891126 has 24 divisors (see below), whose sum is σ = 1994304. Its totient is φ = 287280.

The previous prime is 891103. The next prime is 891133. The reversal of 891126 is 621198.

It is a self number, because there is not a number n which added to its sum of digits gives 891126.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 891126.

It is an unprimeable number.

891126 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 241 + ... + 1356.

It is an arithmetic number, because the mean of its divisors is an integer number (83096).

2⁸⁹¹¹²⁶ is an apocalyptic number.

891126 is an abundant number, since it is smaller than the sum of its proper divisors (1103178).

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

891126 is a wasteful number, since it uses less digits than its factorization.

891126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1636 (or 1633 counting only the distinct ones).

The product of its digits is 864, while the sum is 27.

The square root of 891126 is about 943.9947033750. The cubic root of 891126 is about 96.2305655932.

The spelling of 891126 in words is "eight hundred ninety-one thousand, one hundred twenty-six".