891046 has 16 divisors (see below), whose sum is σ = 1474704. Its totient is φ = 401184.

The previous prime is 891017. The next prime is 891047. The reversal of 891046 is 640198.

891046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (891047) by changing a digit.

891046 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 7 ways as a sum of consecutive naturals, for example, 720 + ... + 1516.

It is an arithmetic number, because the mean of its divisors is an integer number (92169).

2⁸⁹¹⁰⁴⁶ is an apocalyptic number.

891046 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

891046 is a deficient number, since it is larger than the sum of its proper divisors (583658).

891046 is a wasteful number, since it uses less digits than its factorization.

891046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 891046 is about 943.9523293048. The cubic root of 891046 is about 96.2276858375.

The spelling of 891046 in words is "eight hundred ninety-one thousand, forty-six".