881541822 has 64 divisors (see below), whose sum is σ = 2151014400. Its totient is φ = 235236960.

The previous prime is 881541821. The next prime is 881541827. The reversal of 881541822 is 228145188.

881541822 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 (881541821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48879 + ... + 64437.

It is an arithmetic number, because the mean of its divisors is an integer number (33609600).

Almost surely, 2^881541822 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 881541822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1075507200).

881541822 is an abundant number, since it is smaller than the sum of its proper divisors (1269472578).

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

881541822 is a wasteful number, since it uses less digits than its factorization.

881541822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15661.

The product of its digits is 40960, while the sum is 39.

The square root of 881541822 is about 29690.7699799113. The cubic root of 881541822 is about 958.8433052200.

The spelling of 881541822 in words is "eight hundred eighty-one million, five hundred forty-one thousand, eight hundred twenty-two".