891942 has 16 divisors (see below), whose sum is σ = 1813872. Its totient is φ = 292320.

The previous prime is 891929. The next prime is 891967. The reversal of 891942 is 249198.

891942 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 an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 853 + ... + 1584.

It is an arithmetic number, because the mean of its divisors is an integer number (113367).

2⁸⁹¹⁹⁴² is an apocalyptic number.

891942 is an abundant number, since it is smaller than the sum of its proper divisors (921930).

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

891942 is a wasteful number, since it uses less digits than its factorization.

891942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2503.

The product of its digits is 5184, while the sum is 33.

The square root of 891942 is about 944.4268102929. The cubic root of 891942 is about 96.2599292618.

The spelling of 891942 in words is "eight hundred ninety-one thousand, nine hundred forty-two".