881694 has 48 divisors (see below), whose sum is σ = 2147184. Its totient is φ = 259200.

The previous prime is 881681. The next prime is 881707. The reversal of 881694 is 496188.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (881681) and next prime (881707).

It is a congruent number.

It is an unprimeable number.

881694 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12042 + ... + 12114.

It is an arithmetic number, because the mean of its divisors is an integer number (44733).

2⁸⁸¹⁶⁹⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 881694, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1073592).

881694 is an abundant number, since it is smaller than the sum of its proper divisors (1265490).

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

881694 is a wasteful number, since it uses less digits than its factorization.

881694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153 (or 150 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 881694 is about 938.9856228931. The cubic root of 881694 is about 95.8898476156.

The spelling of 881694 in words is "eight hundred eighty-one thousand, six hundred ninety-four".